3948549980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{4721}}^1$

素因数の和:4851

約数の個数: 96

約数和(自身を含む): 9138769920

約数和(自身を除く): 5190219940

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 71, 76, 95, 124, 142, 155, 190, 284, 310, 355, 380, 589, 620, 710, 1178, 1349, 1420, 2201, 2356, 2698, 2945, 4402, 4721, 5396, 5890, 6745, 8804, 9442, 11005, 11780, 13490, 18884, 22010, 23605, 26980, 41819, 44020, 47210, 83638, 89699, 94420, 146351, 167276, 179398, 209095, 292702, 335191, 358796, 418190, 448495, 585404, 670382, 731755, 836380, 896990, 1340764, 1463510, 1675955, 1793980, 2780669, 2927020, 3351910, 5561338, 6368629, 6703820, 10390921, 11122676, 12737258, 13903345, 20781842, 25474516, 27806690, 31843145, 41563684, 51954605, 55613380, 63686290, 103909210, 127372580, 197427499, 207818420, 394854998, 789709996, 987137495, 1974274990, 3948549980]

約数ペア:

[(1, 3948549980), (2, 1974274990), (4, 987137495), (5, 789709996), (10, 394854998), (19, 207818420), (20, 197427499), (31, 127372580), (38, 103909210), (62, 63686290), (71, 55613380), (76, 51954605), (95, 41563684), (124, 31843145), (142, 27806690), (155, 25474516), (190, 20781842), (284, 13903345), (310, 12737258), (355, 11122676), (380, 10390921), (589, 6703820), (620, 6368629), (710, 5561338), (1178, 3351910), (1349, 2927020), (1420, 2780669), (2201, 1793980), (2356, 1675955), (2698, 1463510), (2945, 1340764), (4402, 896990), (4721, 836380), (5396, 731755), (5890, 670382), (6745, 585404), (8804, 448495), (9442, 418190), (11005, 358796), (11780, 335191), (13490, 292702), (18884, 209095), (22010, 179398), (23605, 167276), (26980, 146351), (41819, 94420), (44020, 89699), (47210, 83638)]