6459140

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{7877}}^1$

素因数の和:7927

約数の個数: 24

約数和(自身を含む): 13896792

約数和(自身を除く): 7437652

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 7877, 15754, 31508, 39385, 78770, 157540, 322957, 645914, 1291828, 1614785, 3229570, 6459140]

約数ペア:

[(1, 6459140), (2, 3229570), (4, 1614785), (5, 1291828), (10, 645914), (20, 322957), (41, 157540), (82, 78770), (164, 39385), (205, 31508), (410, 15754), (820, 7877)]