20120123110

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{49073471}}^1$

素因数の和:49073519

約数の個数: 16

約数和(自身を含む): 37099544832

約数和(自身を除く): 16979421722

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 49073471, 98146942, 245367355, 490734710, 2012012311, 4024024622, 10060061555, 20120123110]

約数ペア:

[(1, 20120123110), (2, 10060061555), (5, 4024024622), (10, 2012012311), (41, 490734710), (82, 245367355), (205, 98146942), (410, 49073471)]