2900402660

素因数分解:

$2^2\times 5^1\times {\mathrm{1051}}^1\times {\mathrm{137983}}^1$

素因数の和:139043

約数の個数: 24

約数和(自身を含む): 6096685056

約数和(自身を除く): 3196282396

約数列:

[1, 2, 4, 5, 10, 20, 1051, 2102, 4204, 5255, 10510, 21020, 137983, 275966, 551932, 689915, 1379830, 2759660, 145020133, 290040266, 580080532, 725100665, 1450201330, 2900402660]

約数ペア:

[(1, 2900402660), (2, 1450201330), (4, 725100665), (5, 580080532), (10, 290040266), (20, 145020133), (1051, 2759660), (2102, 1379830), (4204, 689915), (5255, 551932), (10510, 275966), (21020, 137983)]