230958520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{444151}}^1$

素因数の和:444175

約数の個数: 32

約数和(自身を含む): 559631520

約数和(自身を除く): 328673000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 444151, 888302, 1776604, 2220755, 3553208, 4441510, 5773963, 8883020, 11547926, 17766040, 23095852, 28869815, 46191704, 57739630, 115479260, 230958520]

約数ペア:

[(1, 230958520), (2, 115479260), (4, 57739630), (5, 46191704), (8, 28869815), (10, 23095852), (13, 17766040), (20, 11547926), (26, 8883020), (40, 5773963), (52, 4441510), (65, 3553208), (104, 2220755), (130, 1776604), (260, 888302), (520, 444151)]