201256420

素因数分解:

$2^2\times 5^1\times {\mathrm{823}}^1\times {\mathrm{12227}}^1$

素因数の和:13059

約数の個数: 24

約数和(自身を含む): 423186624

約数和(自身を除く): 221930204

約数列:

[1, 2, 4, 5, 10, 20, 823, 1646, 3292, 4115, 8230, 12227, 16460, 24454, 48908, 61135, 122270, 244540, 10062821, 20125642, 40251284, 50314105, 100628210, 201256420]

約数ペア:

[(1, 201256420), (2, 100628210), (4, 50314105), (5, 40251284), (10, 20125642), (20, 10062821), (823, 244540), (1646, 122270), (3292, 61135), (4115, 48908), (8230, 24454), (12227, 16460)]