15703392620

素因数分解:

$2^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{1865011}}^1$

素因数の和:1865441

約数の個数: 24

約数和(自身を含む): 33055472688

約数和(自身を除く): 17352080068

約数列:

[1, 2, 4, 5, 10, 20, 421, 842, 1684, 2105, 4210, 8420, 1865011, 3730022, 7460044, 9325055, 18650110, 37300220, 785169631, 1570339262, 3140678524, 3925848155, 7851696310, 15703392620]

約数ペア:

[(1, 15703392620), (2, 7851696310), (4, 3925848155), (5, 3140678524), (10, 1570339262), (20, 785169631), (421, 37300220), (842, 18650110), (1684, 9325055), (2105, 7460044), (4210, 3730022), (8420, 1865011)]