255236420

素因数分解:

$2^2\times 5^1\times {\mathrm{1381}}^1\times {\mathrm{9241}}^1$

素因数の和:10631

約数の個数: 24

約数和(自身を含む): 536442648

約数和(自身を除く): 281206228

約数列:

[1, 2, 4, 5, 10, 20, 1381, 2762, 5524, 6905, 9241, 13810, 18482, 27620, 36964, 46205, 92410, 184820, 12761821, 25523642, 51047284, 63809105, 127618210, 255236420]

約数ペア:

[(1, 255236420), (2, 127618210), (4, 63809105), (5, 51047284), (10, 25523642), (20, 12761821), (1381, 184820), (2762, 92410), (5524, 46205), (6905, 36964), (9241, 27620), (13810, 18482)]