2478859840

素因数分解:

$2^6\times 5^1\times {\mathrm{313}}^1\times {\mathrm{24749}}^1$

素因数の和:25079

約数の個数: 56

約数和(自身を含む): 5921883000

約数和(自身を除く): 3443023160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 313, 320, 626, 1252, 1565, 2504, 3130, 5008, 6260, 10016, 12520, 20032, 24749, 25040, 49498, 50080, 98996, 100160, 123745, 197992, 247490, 395984, 494980, 791968, 989960, 1583936, 1979920, 3959840, 7746437, 7919680, 15492874, 30985748, 38732185, 61971496, 77464370, 123942992, 154928740, 247885984, 309857480, 495771968, 619714960, 1239429920, 2478859840]

約数ペア:

[(1, 2478859840), (2, 1239429920), (4, 619714960), (5, 495771968), (8, 309857480), (10, 247885984), (16, 154928740), (20, 123942992), (32, 77464370), (40, 61971496), (64, 38732185), (80, 30985748), (160, 15492874), (313, 7919680), (320, 7746437), (626, 3959840), (1252, 1979920), (1565, 1583936), (2504, 989960), (3130, 791968), (5008, 494980), (6260, 395984), (10016, 247490), (12520, 197992), (20032, 123745), (24749, 100160), (25040, 98996), (49498, 50080)]