442868240

素因数分解:

$2^4\times 5^1\times {\mathrm{5535853}}^1$

素因数の和:5535866

約数の個数: 20

約数和(自身を含む): 1029668844

約数和(自身を除く): 586800604

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 5535853, 11071706, 22143412, 27679265, 44286824, 55358530, 88573648, 110717060, 221434120, 442868240]

約数ペア:

[(1, 442868240), (2, 221434120), (4, 110717060), (5, 88573648), (8, 55358530), (10, 44286824), (16, 27679265), (20, 22143412), (40, 11071706), (80, 5535853)]