399052912

素因数分解:

$2^4\times {\mathrm{359}}^1\times {\mathrm{69473}}^1$

素因数の和:69840

約数の個数: 20

約数和(自身を含む): 775329840

約数和(自身を除く): 376276928

約数列:

[1, 2, 4, 8, 16, 359, 718, 1436, 2872, 5744, 69473, 138946, 277892, 555784, 1111568, 24940807, 49881614, 99763228, 199526456, 399052912]

約数ペア:

[(1, 399052912), (2, 199526456), (4, 99763228), (8, 49881614), (16, 24940807), (359, 1111568), (718, 555784), (1436, 277892), (2872, 138946), (5744, 69473)]