70382020

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{13693}}^1$

素因数の和:13959

約数の個数: 24

約数和(自身を含む): 148388184

約数和(自身を除く): 78006164

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 5140, 13693, 27386, 54772, 68465, 136930, 273860, 3519101, 7038202, 14076404, 17595505, 35191010, 70382020]

約数ペア:

[(1, 70382020), (2, 35191010), (4, 17595505), (5, 14076404), (10, 7038202), (20, 3519101), (257, 273860), (514, 136930), (1028, 68465), (1285, 54772), (2570, 27386), (5140, 13693)]