581039780

素因数分解:

$2^2\times 5^1\times {\mathrm{2879}}^1\times {\mathrm{10091}}^1$

素因数の和:12979

約数の個数: 24

約数和(自身を含む): 1220728320

約数和(自身を除く): 639688540

約数列:

[1, 2, 4, 5, 10, 20, 2879, 5758, 10091, 11516, 14395, 20182, 28790, 40364, 50455, 57580, 100910, 201820, 29051989, 58103978, 116207956, 145259945, 290519890, 581039780]

約数ペア:

[(1, 581039780), (2, 290519890), (4, 145259945), (5, 116207956), (10, 58103978), (20, 29051989), (2879, 201820), (5758, 100910), (10091, 57580), (11516, 50455), (14395, 40364), (20182, 28790)]