20908950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{139393}}^1$

素因数の和:139408

約数の個数: 24

約数和(自身を含む): 51854568

約数和(自身を除く): 30945618

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 139393, 278786, 418179, 696965, 836358, 1393930, 2090895, 3484825, 4181790, 6969650, 10454475, 20908950]

約数ペア:

[(1, 20908950), (2, 10454475), (3, 6969650), (5, 4181790), (6, 3484825), (10, 2090895), (15, 1393930), (25, 836358), (30, 696965), (50, 418179), (75, 278786), (150, 139393)]