201554180

素因数分解:

$2^2\times 5^1\times {\mathrm{3121}}^1\times {\mathrm{3229}}^1$

素因数の和:6359

約数の個数: 24

約数和(自身を含む): 423530520

約数和(自身を除く): 221976340

約数列:

[1, 2, 4, 5, 10, 20, 3121, 3229, 6242, 6458, 12484, 12916, 15605, 16145, 31210, 32290, 62420, 64580, 10077709, 20155418, 40310836, 50388545, 100777090, 201554180]

約数ペア:

[(1, 201554180), (2, 100777090), (4, 50388545), (5, 40310836), (10, 20155418), (20, 10077709), (3121, 64580), (3229, 62420), (6242, 32290), (6458, 31210), (12484, 16145), (12916, 15605)]