20012100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{1627}}^1$

素因数の和:1685

約数の個数: 72

約数和(自身を含む): 59350368

約数和(自身を除く): 39338268

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 41, 50, 60, 75, 82, 100, 123, 150, 164, 205, 246, 300, 410, 492, 615, 820, 1025, 1230, 1627, 2050, 2460, 3075, 3254, 4100, 4881, 6150, 6508, 8135, 9762, 12300, 16270, 19524, 24405, 32540, 40675, 48810, 66707, 81350, 97620, 122025, 133414, 162700, 200121, 244050, 266828, 333535, 400242, 488100, 667070, 800484, 1000605, 1334140, 1667675, 2001210, 3335350, 4002420, 5003025, 6670700, 10006050, 20012100]

約数ペア:

[(1, 20012100), (2, 10006050), (3, 6670700), (4, 5003025), (5, 4002420), (6, 3335350), (10, 2001210), (12, 1667675), (15, 1334140), (20, 1000605), (25, 800484), (30, 667070), (41, 488100), (50, 400242), (60, 333535), (75, 266828), (82, 244050), (100, 200121), (123, 162700), (150, 133414), (164, 122025), (205, 97620), (246, 81350), (300, 66707), (410, 48810), (492, 40675), (615, 32540), (820, 24405), (1025, 19524), (1230, 16270), (1627, 12300), (2050, 9762), (2460, 8135), (3075, 6508), (3254, 6150), (4100, 4881)]