858400570

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{491}}^1\times {\mathrm{2213}}^1$

素因数の和:2790

約数の個数: 32

約数和(自身を含む): 1568574720

約数和(自身を除く): 710174150

約数列:

[1, 2, 5, 10, 79, 158, 395, 491, 790, 982, 2213, 2455, 4426, 4910, 11065, 22130, 38789, 77578, 174827, 193945, 349654, 387890, 874135, 1086583, 1748270, 2173166, 5432915, 10865830, 85840057, 171680114, 429200285, 858400570]

約数ペア:

[(1, 858400570), (2, 429200285), (5, 171680114), (10, 85840057), (79, 10865830), (158, 5432915), (395, 2173166), (491, 1748270), (790, 1086583), (982, 874135), (2213, 387890), (2455, 349654), (4426, 193945), (4910, 174827), (11065, 77578), (22130, 38789)]