944016020

素因数分解:

$2^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{251}}^1\times {\mathrm{1087}}^1$

素因数の和:1520

約数の個数: 48

約数和(自身を含む): 2003678208

約数和(自身を除く): 1059662188

約数列:

[1, 2, 4, 5, 10, 20, 173, 251, 346, 502, 692, 865, 1004, 1087, 1255, 1730, 2174, 2510, 3460, 4348, 5020, 5435, 10870, 21740, 43423, 86846, 173692, 188051, 217115, 272837, 376102, 434230, 545674, 752204, 868460, 940255, 1091348, 1364185, 1880510, 2728370, 3761020, 5456740, 47200801, 94401602, 188803204, 236004005, 472008010, 944016020]

約数ペア:

[(1, 944016020), (2, 472008010), (4, 236004005), (5, 188803204), (10, 94401602), (20, 47200801), (173, 5456740), (251, 3761020), (346, 2728370), (502, 1880510), (692, 1364185), (865, 1091348), (1004, 940255), (1087, 868460), (1255, 752204), (1730, 545674), (2174, 434230), (2510, 376102), (3460, 272837), (4348, 217115), (5020, 188051), (5435, 173692), (10870, 86846), (21740, 43423)]