149607620

素因数分解:

$2^2\times 5^1\times {\mathrm{1409}}^1\times {\mathrm{5309}}^1$

素因数の和:6727

約数の個数: 24

約数和(自身を含む): 314458200

約数和(自身を除く): 164850580

約数列:

[1, 2, 4, 5, 10, 20, 1409, 2818, 5309, 5636, 7045, 10618, 14090, 21236, 26545, 28180, 53090, 106180, 7480381, 14960762, 29921524, 37401905, 74803810, 149607620]

約数ペア:

[(1, 149607620), (2, 74803810), (4, 37401905), (5, 29921524), (10, 14960762), (20, 7480381), (1409, 106180), (2818, 53090), (5309, 28180), (5636, 26545), (7045, 21236), (10618, 14090)]