2019347720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{7877}}^1$

素因数の和:7947

約数の個数: 128

約数和(自身を含む): 5360191200

約数和(自身を除く): 3340843480

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 29, 34, 40, 52, 58, 65, 68, 85, 104, 116, 130, 136, 145, 170, 221, 232, 260, 290, 340, 377, 442, 493, 520, 580, 680, 754, 884, 986, 1105, 1160, 1508, 1768, 1885, 1972, 2210, 2465, 3016, 3770, 3944, 4420, 4930, 6409, 7540, 7877, 8840, 9860, 12818, 15080, 15754, 19720, 25636, 31508, 32045, 39385, 51272, 63016, 64090, 78770, 102401, 128180, 133909, 157540, 204802, 228433, 256360, 267818, 315080, 409604, 456866, 512005, 535636, 669545, 819208, 913732, 1024010, 1071272, 1142165, 1339090, 1740817, 1827464, 2048020, 2284330, 2678180, 2969629, 3481634, 3883361, 4096040, 4568660, 5356360, 5939258, 6963268, 7766722, 8704085, 9137320, 11878516, 13926536, 14848145, 15533444, 17408170, 19416805, 23757032, 29696290, 31066888, 34816340, 38833610, 50483693, 59392580, 69632680, 77667220, 100967386, 118785160, 155334440, 201934772, 252418465, 403869544, 504836930, 1009673860, 2019347720]

約数ペア:

[(1, 2019347720), (2, 1009673860), (4, 504836930), (5, 403869544), (8, 252418465), (10, 201934772), (13, 155334440), (17, 118785160), (20, 100967386), (26, 77667220), (29, 69632680), (34, 59392580), (40, 50483693), (52, 38833610), (58, 34816340), (65, 31066888), (68, 29696290), (85, 23757032), (104, 19416805), (116, 17408170), (130, 15533444), (136, 14848145), (145, 13926536), (170, 11878516), (221, 9137320), (232, 8704085), (260, 7766722), (290, 6963268), (340, 5939258), (377, 5356360), (442, 4568660), (493, 4096040), (520, 3883361), (580, 3481634), (680, 2969629), (754, 2678180), (884, 2284330), (986, 2048020), (1105, 1827464), (1160, 1740817), (1508, 1339090), (1768, 1142165), (1885, 1071272), (1972, 1024010), (2210, 913732), (2465, 819208), (3016, 669545), (3770, 535636), (3944, 512005), (4420, 456866), (4930, 409604), (6409, 315080), (7540, 267818), (7877, 256360), (8840, 228433), (9860, 204802), (12818, 157540), (15080, 133909), (15754, 128180), (19720, 102401), (25636, 78770), (31508, 64090), (32045, 63016), (39385, 51272)]