404365970

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{443}}^1\times {\mathrm{2467}}^1$

素因数の和:2954

約数の個数: 32

約数和(自身を含む): 749521728

約数和(自身を除く): 345155758

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 443, 886, 2215, 2467, 4430, 4934, 12335, 16391, 24670, 32782, 81955, 91279, 163910, 182558, 456395, 912790, 1092881, 2185762, 5464405, 10928810, 40436597, 80873194, 202182985, 404365970]

約数ペア:

[(1, 404365970), (2, 202182985), (5, 80873194), (10, 40436597), (37, 10928810), (74, 5464405), (185, 2185762), (370, 1092881), (443, 912790), (886, 456395), (2215, 182558), (2467, 163910), (4430, 91279), (4934, 81955), (12335, 32782), (16391, 24670)]