858559580

素因数分解:

$2^2\times 5^1\times {\mathrm{2971}}^1\times {\mathrm{14449}}^1$

素因数の和:17429

約数の個数: 24

約数和(自身を含む): 1803706800

約数和(自身を除く): 945147220

約数列:

[1, 2, 4, 5, 10, 20, 2971, 5942, 11884, 14449, 14855, 28898, 29710, 57796, 59420, 72245, 144490, 288980, 42927979, 85855958, 171711916, 214639895, 429279790, 858559580]

約数ペア:

[(1, 858559580), (2, 429279790), (4, 214639895), (5, 171711916), (10, 85855958), (20, 42927979), (2971, 288980), (5942, 144490), (11884, 72245), (14449, 59420), (14855, 57796), (28898, 29710)]