56427080

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{82981}}^1$

素因数の和:83009

約数の個数: 32

約数和(自身を含む): 134430840

約数和(自身を除く): 78003760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 82981, 165962, 331924, 414905, 663848, 829810, 1410677, 1659620, 2821354, 3319240, 5642708, 7053385, 11285416, 14106770, 28213540, 56427080]

約数ペア:

[(1, 56427080), (2, 28213540), (4, 14106770), (5, 11285416), (8, 7053385), (10, 5642708), (17, 3319240), (20, 2821354), (34, 1659620), (40, 1410677), (68, 829810), (85, 663848), (136, 414905), (170, 331924), (340, 165962), (680, 82981)]