2938647545320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1667}}^1\times {\mathrm{2319521}}^1$

素因数の和:2321218

約数の個数: 64

約数和(自身を含む): 6964132852800

約数和(自身を除く): 4025485307480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 1667, 3334, 6668, 8335, 13336, 16670, 31673, 33340, 63346, 66680, 126692, 158365, 253384, 316730, 633460, 1266920, 2319521, 4639042, 9278084, 11597605, 18556168, 23195210, 44070899, 46390420, 88141798, 92780840, 176283596, 220354495, 352567192, 440708990, 881417980, 1762835960, 3866641507, 7733283014, 15466566028, 19333207535, 30933132056, 38666415070, 73466188633, 77332830140, 146932377266, 154665660280, 293864754532, 367330943165, 587729509064, 734661886330, 1469323772660, 2938647545320]

約数ペア:

[(1, 2938647545320), (2, 1469323772660), (4, 734661886330), (5, 587729509064), (8, 367330943165), (10, 293864754532), (19, 154665660280), (20, 146932377266), (38, 77332830140), (40, 73466188633), (76, 38666415070), (95, 30933132056), (152, 19333207535), (190, 15466566028), (380, 7733283014), (760, 3866641507), (1667, 1762835960), (3334, 881417980), (6668, 440708990), (8335, 352567192), (13336, 220354495), (16670, 176283596), (31673, 92780840), (33340, 88141798), (63346, 46390420), (66680, 44070899), (126692, 23195210), (158365, 18556168), (253384, 11597605), (316730, 9278084), (633460, 4639042), (1266920, 2319521)]