20121155110

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{287445073}}^1$

素因数の和:287445087

約数の個数: 16

約数和(自身を含む): 41392090656

約数和(自身を除く): 21270935546

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 287445073, 574890146, 1437225365, 2012115511, 2874450730, 4024231022, 10060577555, 20121155110]

約数ペア:

[(1, 20121155110), (2, 10060577555), (5, 4024231022), (7, 2874450730), (10, 2012115511), (14, 1437225365), (35, 574890146), (70, 287445073)]