15452020

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{1889}}^1$

素因数の和:2307

約数の個数: 24

約数和(自身を含む): 32545800

約数和(自身を除く): 17093780

約数列:

[1, 2, 4, 5, 10, 20, 409, 818, 1636, 1889, 2045, 3778, 4090, 7556, 8180, 9445, 18890, 37780, 772601, 1545202, 3090404, 3863005, 7726010, 15452020]

約数ペア:

[(1, 15452020), (2, 7726010), (4, 3863005), (5, 3090404), (10, 1545202), (20, 772601), (409, 37780), (818, 18890), (1636, 9445), (1889, 8180), (2045, 7556), (3778, 4090)]