172080260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{782183}}^1$

素因数の和:782203

約数の個数: 24

約数和(自身を含む): 394220736

約数和(自身を除く): 222140476

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 782183, 1564366, 3128732, 3910915, 7821830, 8604013, 15643660, 17208026, 34416052, 43020065, 86040130, 172080260]

約数ペア:

[(1, 172080260), (2, 86040130), (4, 43020065), (5, 34416052), (10, 17208026), (11, 15643660), (20, 8604013), (22, 7821830), (44, 3910915), (55, 3128732), (110, 1564366), (220, 782183)]