27667280

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4871}}^1$

素因数の和:4955

約数の個数: 40

約数和(自身を含む): 65245824

約数和(自身を除く): 37578544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 4871, 5680, 9742, 19484, 24355, 38968, 48710, 77936, 97420, 194840, 345841, 389680, 691682, 1383364, 1729205, 2766728, 3458410, 5533456, 6916820, 13833640, 27667280]

約数ペア:

[(1, 27667280), (2, 13833640), (4, 6916820), (5, 5533456), (8, 3458410), (10, 2766728), (16, 1729205), (20, 1383364), (40, 691682), (71, 389680), (80, 345841), (142, 194840), (284, 97420), (355, 77936), (568, 48710), (710, 38968), (1136, 24355), (1420, 19484), (2840, 9742), (4871, 5680)]