30226180

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{16981}}^1$

素因数の和:17079

約数の個数: 24

約数和(自身を含む): 64191960

約数和(自身を除く): 33965780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 16981, 33962, 67924, 84905, 169810, 339620, 1511309, 3022618, 6045236, 7556545, 15113090, 30226180]

約数ペア:

[(1, 30226180), (2, 15113090), (4, 7556545), (5, 6045236), (10, 3022618), (20, 1511309), (89, 339620), (178, 169810), (356, 84905), (445, 67924), (890, 33962), (1780, 16981)]