109421740

素因数分解:

$2^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{181}}^2$

素因数の和:538

約数の個数: 36

約数和(自身を含む): 232445808

約数和(自身を除く): 123024068

約数列:

[1, 2, 4, 5, 10, 20, 167, 181, 334, 362, 668, 724, 835, 905, 1670, 1810, 3340, 3620, 30227, 32761, 60454, 65522, 120908, 131044, 151135, 163805, 302270, 327610, 604540, 655220, 5471087, 10942174, 21884348, 27355435, 54710870, 109421740]

約数ペア:

[(1, 109421740), (2, 54710870), (4, 27355435), (5, 21884348), (10, 10942174), (20, 5471087), (167, 655220), (181, 604540), (334, 327610), (362, 302270), (668, 163805), (724, 151135), (835, 131044), (905, 120908), (1670, 65522), (1810, 60454), (3340, 32761), (3620, 30227)]