4448405560

素因数分解:

$2^3\times 5^1\times {\mathrm{111210139}}^1$

素因数の和:111210150

約数の個数: 16

約数和(自身を含む): 10008912600

約数和(自身を除く): 5560507040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 111210139, 222420278, 444840556, 556050695, 889681112, 1112101390, 2224202780, 4448405560]

約数ペア:

[(1, 4448405560), (2, 2224202780), (4, 1112101390), (5, 889681112), (8, 556050695), (10, 444840556), (20, 222420278), (40, 111210139)]