1022904520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3947}}^1$

素因数の和:4019

約数の個数: 128

約数和(自身を含む): 2728857600

約数和(自身を除く): 1705953080

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 31, 38, 40, 44, 55, 62, 76, 88, 95, 110, 124, 152, 155, 190, 209, 220, 248, 310, 341, 380, 418, 440, 589, 620, 682, 760, 836, 1045, 1178, 1240, 1364, 1672, 1705, 2090, 2356, 2728, 2945, 3410, 3947, 4180, 4712, 5890, 6479, 6820, 7894, 8360, 11780, 12958, 13640, 15788, 19735, 23560, 25916, 31576, 32395, 39470, 43417, 51832, 64790, 74993, 78940, 86834, 122357, 129580, 149986, 157880, 173668, 217085, 244714, 259160, 299972, 347336, 374965, 434170, 489428, 599944, 611785, 749930, 824923, 868340, 978856, 1223570, 1345927, 1499860, 1649846, 1736680, 2324783, 2447140, 2691854, 2999720, 3299692, 4124615, 4649566, 4894280, 5383708, 6599384, 6729635, 8249230, 9299132, 10767416, 11623915, 13459270, 16498460, 18598264, 23247830, 25572613, 26918540, 32996920, 46495660, 51145226, 53837080, 92991320, 102290452, 127863065, 204580904, 255726130, 511452260, 1022904520]

約数ペア:

[(1, 1022904520), (2, 511452260), (4, 255726130), (5, 204580904), (8, 127863065), (10, 102290452), (11, 92991320), (19, 53837080), (20, 51145226), (22, 46495660), (31, 32996920), (38, 26918540), (40, 25572613), (44, 23247830), (55, 18598264), (62, 16498460), (76, 13459270), (88, 11623915), (95, 10767416), (110, 9299132), (124, 8249230), (152, 6729635), (155, 6599384), (190, 5383708), (209, 4894280), (220, 4649566), (248, 4124615), (310, 3299692), (341, 2999720), (380, 2691854), (418, 2447140), (440, 2324783), (589, 1736680), (620, 1649846), (682, 1499860), (760, 1345927), (836, 1223570), (1045, 978856), (1178, 868340), (1240, 824923), (1364, 749930), (1672, 611785), (1705, 599944), (2090, 489428), (2356, 434170), (2728, 374965), (2945, 347336), (3410, 299972), (3947, 259160), (4180, 244714), (4712, 217085), (5890, 173668), (6479, 157880), (6820, 149986), (7894, 129580), (8360, 122357), (11780, 86834), (12958, 78940), (13640, 74993), (15788, 64790), (19735, 51832), (23560, 43417), (25916, 39470), (31576, 32395)]