172665980

素因数分解:

$2^2\times 5^1\times {\mathrm{1471}}^1\times {\mathrm{5869}}^1$

素因数の和:7349

約数の個数: 24

約数和(自身を含む): 362906880

約数和(自身を除く): 190240900

約数列:

[1, 2, 4, 5, 10, 20, 1471, 2942, 5869, 5884, 7355, 11738, 14710, 23476, 29345, 29420, 58690, 117380, 8633299, 17266598, 34533196, 43166495, 86332990, 172665980]

約数ペア:

[(1, 172665980), (2, 86332990), (4, 43166495), (5, 34533196), (10, 17266598), (20, 8633299), (1471, 117380), (2942, 58690), (5869, 29420), (5884, 29345), (7355, 23476), (11738, 14710)]