722969140

素因数分解:

$2^2\times 5^1\times {\mathrm{2633}}^1\times {\mathrm{13729}}^1$

素因数の和:16371

約数の個数: 24

約数和(自身を含む): 1518922440

約数和(自身を除く): 795953300

約数列:

[1, 2, 4, 5, 10, 20, 2633, 5266, 10532, 13165, 13729, 26330, 27458, 52660, 54916, 68645, 137290, 274580, 36148457, 72296914, 144593828, 180742285, 361484570, 722969140]

約数ペア:

[(1, 722969140), (2, 361484570), (4, 180742285), (5, 144593828), (10, 72296914), (20, 36148457), (2633, 274580), (5266, 137290), (10532, 68645), (13165, 54916), (13729, 52660), (26330, 27458)]