397241580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{6620693}}^1$

素因数の和:6620705

約数の個数: 24

約数和(自身を含む): 1112276592

約数和(自身を除く): 715035012

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 6620693, 13241386, 19862079, 26482772, 33103465, 39724158, 66206930, 79448316, 99310395, 132413860, 198620790, 397241580]

約数ペア:

[(1, 397241580), (2, 198620790), (3, 132413860), (4, 99310395), (5, 79448316), (6, 66206930), (10, 39724158), (12, 33103465), (15, 26482772), (20, 19862079), (30, 13241386), (60, 6620693)]