640011704

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{1355957}}^1$

素因数の和:1356022

約数の個数: 16

約数和(自身を含む): 1220362200

約数和(自身を除く): 580350496

約数列:

[1, 2, 4, 8, 59, 118, 236, 472, 1355957, 2711914, 5423828, 10847656, 80001463, 160002926, 320005852, 640011704]

約数ペア:

[(1, 640011704), (2, 320005852), (4, 160002926), (8, 80001463), (59, 10847656), (118, 5423828), (236, 2711914), (472, 1355957)]