13243040

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2237}}^1$

素因数の和:2289

約数の個数: 48

約数和(自身を含む): 32146632

約数和(自身を除く): 18903592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 148, 160, 185, 296, 370, 592, 740, 1184, 1480, 2237, 2960, 4474, 5920, 8948, 11185, 17896, 22370, 35792, 44740, 71584, 82769, 89480, 165538, 178960, 331076, 357920, 413845, 662152, 827690, 1324304, 1655380, 2648608, 3310760, 6621520, 13243040]

約数ペア:

[(1, 13243040), (2, 6621520), (4, 3310760), (5, 2648608), (8, 1655380), (10, 1324304), (16, 827690), (20, 662152), (32, 413845), (37, 357920), (40, 331076), (74, 178960), (80, 165538), (148, 89480), (160, 82769), (185, 71584), (296, 44740), (370, 35792), (592, 22370), (740, 17896), (1184, 11185), (1480, 8948), (2237, 5920), (2960, 4474)]