20212686340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{11443}}^1$

素因数の和:11538

約数の個数: 192

約数和(自身を含む): 56108924928

約数和(自身を除く): 35896238588

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 31, 35, 37, 44, 55, 62, 70, 74, 77, 110, 124, 140, 148, 154, 155, 185, 217, 220, 259, 308, 310, 341, 370, 385, 407, 434, 518, 620, 682, 740, 770, 814, 868, 1036, 1085, 1147, 1295, 1364, 1540, 1628, 1705, 2035, 2170, 2294, 2387, 2590, 2849, 3410, 4070, 4340, 4588, 4774, 5180, 5698, 5735, 6820, 8029, 8140, 9548, 11396, 11443, 11470, 11935, 12617, 14245, 16058, 22886, 22940, 23870, 25234, 28490, 32116, 40145, 45772, 47740, 50468, 56980, 57215, 63085, 80101, 80290, 88319, 114430, 125873, 126170, 160202, 160580, 176638, 228860, 251746, 252340, 320404, 353276, 354733, 400505, 423391, 441595, 503492, 629365, 709466, 801010, 846782, 881111, 883190, 1258730, 1418932, 1602020, 1693564, 1762222, 1766380, 1773665, 2116955, 2483131, 2517460, 2963737, 3524444, 3547330, 3902063, 4233910, 4405555, 4657301, 4966262, 5927474, 7094660, 7804126, 8467820, 8811110, 9314602, 9932524, 11854948, 12415655, 13125121, 14818685, 15608252, 17622220, 18629204, 19510315, 23286505, 24831310, 26250242, 27314441, 29637370, 32601107, 39020630, 46573010, 49662620, 52500484, 54628882, 59274740, 65202214, 65625605, 78041260, 91875847, 93146020, 109257764, 130404428, 131251210, 136572205, 144376331, 163005535, 183751694, 262502420, 273144410, 288752662, 326011070, 367503388, 459379235, 546288820, 577505324, 652022140, 721881655, 918758470, 1010634317, 1443763310, 1837516940, 2021268634, 2887526620, 4042537268, 5053171585, 10106343170, 20212686340]

約数ペア:

[(1, 20212686340), (2, 10106343170), (4, 5053171585), (5, 4042537268), (7, 2887526620), (10, 2021268634), (11, 1837516940), (14, 1443763310), (20, 1010634317), (22, 918758470), (28, 721881655), (31, 652022140), (35, 577505324), (37, 546288820), (44, 459379235), (55, 367503388), (62, 326011070), (70, 288752662), (74, 273144410), (77, 262502420), (110, 183751694), (124, 163005535), (140, 144376331), (148, 136572205), (154, 131251210), (155, 130404428), (185, 109257764), (217, 93146020), (220, 91875847), (259, 78041260), (308, 65625605), (310, 65202214), (341, 59274740), (370, 54628882), (385, 52500484), (407, 49662620), (434, 46573010), (518, 39020630), (620, 32601107), (682, 29637370), (740, 27314441), (770, 26250242), (814, 24831310), (868, 23286505), (1036, 19510315), (1085, 18629204), (1147, 17622220), (1295, 15608252), (1364, 14818685), (1540, 13125121), (1628, 12415655), (1705, 11854948), (2035, 9932524), (2170, 9314602), (2294, 8811110), (2387, 8467820), (2590, 7804126), (2849, 7094660), (3410, 5927474), (4070, 4966262), (4340, 4657301), (4588, 4405555), (4774, 4233910), (5180, 3902063), (5698, 3547330), (5735, 3524444), (6820, 2963737), (8029, 2517460), (8140, 2483131), (9548, 2116955), (11396, 1773665), (11443, 1766380), (11470, 1762222), (11935, 1693564), (12617, 1602020), (14245, 1418932), (16058, 1258730), (22886, 883190), (22940, 881111), (23870, 846782), (25234, 801010), (28490, 709466), (32116, 629365), (40145, 503492), (45772, 441595), (47740, 423391), (50468, 400505), (56980, 354733), (57215, 353276), (63085, 320404), (80101, 252340), (80290, 251746), (88319, 228860), (114430, 176638), (125873, 160580), (126170, 160202)]