40793740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{156899}}^1$

素因数の和:156921

約数の個数: 24

約数和(自身を含む): 92257200

約数和(自身を除く): 51463460

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 156899, 313798, 627596, 784495, 1568990, 2039687, 3137980, 4079374, 8158748, 10198435, 20396870, 40793740]

約数ペア:

[(1, 40793740), (2, 20396870), (4, 10198435), (5, 8158748), (10, 4079374), (13, 3137980), (20, 2039687), (26, 1568990), (52, 784495), (65, 627596), (130, 313798), (260, 156899)]