13620920

素因数分解:

$2^3\times 5^1\times {\mathrm{229}}^1\times {\mathrm{1487}}^1$

素因数の和:1727

約数の個数: 32

約数和(自身を含む): 30801600

約数和(自身を除く): 17180680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 229, 458, 916, 1145, 1487, 1832, 2290, 2974, 4580, 5948, 7435, 9160, 11896, 14870, 29740, 59480, 340523, 681046, 1362092, 1702615, 2724184, 3405230, 6810460, 13620920]

約数ペア:

[(1, 13620920), (2, 6810460), (4, 3405230), (5, 2724184), (8, 1702615), (10, 1362092), (20, 681046), (40, 340523), (229, 59480), (458, 29740), (916, 14870), (1145, 11896), (1487, 9160), (1832, 7435), (2290, 5948), (2974, 4580)]