30257560

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{12821}}^1$

素因数の和:12891

約数の個数: 32

約数和(自身を含む): 69238800

約数和(自身を除く): 38981240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 295, 472, 590, 1180, 2360, 12821, 25642, 51284, 64105, 102568, 128210, 256420, 512840, 756439, 1512878, 3025756, 3782195, 6051512, 7564390, 15128780, 30257560]

約数ペア:

[(1, 30257560), (2, 15128780), (4, 7564390), (5, 6051512), (8, 3782195), (10, 3025756), (20, 1512878), (40, 756439), (59, 512840), (118, 256420), (236, 128210), (295, 102568), (472, 64105), (590, 51284), (1180, 25642), (2360, 12821)]