13847920

素因数分解:

$2^4\times 5^1\times {\mathrm{173099}}^1$

素因数の和:173112

約数の個数: 20

約数和(自身を含む): 32196600

約数和(自身を除く): 18348680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 173099, 346198, 692396, 865495, 1384792, 1730990, 2769584, 3461980, 6923960, 13847920]

約数ペア:

[(1, 13847920), (2, 6923960), (4, 3461980), (5, 2769584), (8, 1730990), (10, 1384792), (16, 865495), (20, 692396), (40, 346198), (80, 173099)]