121500220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{148171}}^1$

素因数の和:148221

約数の個数: 24

約数和(自身を含む): 261375408

約数和(自身を除く): 139875188

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 148171, 296342, 592684, 740855, 1481710, 2963420, 6075011, 12150022, 24300044, 30375055, 60750110, 121500220]

約数ペア:

[(1, 121500220), (2, 60750110), (4, 30375055), (5, 24300044), (10, 12150022), (20, 6075011), (41, 2963420), (82, 1481710), (164, 740855), (205, 592684), (410, 296342), (820, 148171)]