2920228420

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1114591}}^1$

素因数の和:1114731

約数の個数: 24

約数和(自身を含む): 6179298048

約数和(自身を除く): 3259069628

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 1114591, 2229182, 4458364, 5572955, 11145910, 22291820, 146011421, 292022842, 584045684, 730057105, 1460114210, 2920228420]

約数ペア:

[(1, 2920228420), (2, 1460114210), (4, 730057105), (5, 584045684), (10, 292022842), (20, 146011421), (131, 22291820), (262, 11145910), (524, 5572955), (655, 4458364), (1310, 2229182), (2620, 1114591)]