55198540

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{18523}}^1$

素因数の和:18681

約数の個数: 24

約数和(自身を含む): 116701200

約数和(自身を除く): 61502660

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 18523, 37046, 74092, 92615, 185230, 370460, 2759927, 5519854, 11039708, 13799635, 27599270, 55198540]

約数ペア:

[(1, 55198540), (2, 27599270), (4, 13799635), (5, 11039708), (10, 5519854), (20, 2759927), (149, 370460), (298, 185230), (596, 92615), (745, 74092), (1490, 37046), (2980, 18523)]