3175240

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{487}}^1$

素因数の和:661

約数の個数: 32

約数和(自身を含む): 7202880

約数和(自身を除く): 4027640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 487, 652, 815, 974, 1304, 1630, 1948, 2435, 3260, 3896, 4870, 6520, 9740, 19480, 79381, 158762, 317524, 396905, 635048, 793810, 1587620, 3175240]

約数ペア:

[(1, 3175240), (2, 1587620), (4, 793810), (5, 635048), (8, 396905), (10, 317524), (20, 158762), (40, 79381), (163, 19480), (326, 9740), (487, 6520), (652, 4870), (815, 3896), (974, 3260), (1304, 2435), (1630, 1948)]