42001660

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{269}}^1$

素因数の和:526

約数の個数: 48

約数和(自身を含む): 91355040

約数和(自身を除く): 49353380

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 211, 269, 370, 422, 538, 740, 844, 1055, 1076, 1345, 2110, 2690, 4220, 5380, 7807, 9953, 15614, 19906, 31228, 39035, 39812, 49765, 56759, 78070, 99530, 113518, 156140, 199060, 227036, 283795, 567590, 1135180, 2100083, 4200166, 8400332, 10500415, 21000830, 42001660]

約数ペア:

[(1, 42001660), (2, 21000830), (4, 10500415), (5, 8400332), (10, 4200166), (20, 2100083), (37, 1135180), (74, 567590), (148, 283795), (185, 227036), (211, 199060), (269, 156140), (370, 113518), (422, 99530), (538, 78070), (740, 56759), (844, 49765), (1055, 39812), (1076, 39035), (1345, 31228), (2110, 19906), (2690, 15614), (4220, 9953), (5380, 7807)]