38987840

素因数分解:

$2^6\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1669}}^1$

素因数の和:1759

約数の個数: 56

約数和(自身を含む): 94167960

約数和(自身を除く): 55180120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 146, 160, 292, 320, 365, 584, 730, 1168, 1460, 1669, 2336, 2920, 3338, 4672, 5840, 6676, 8345, 11680, 13352, 16690, 23360, 26704, 33380, 53408, 66760, 106816, 121837, 133520, 243674, 267040, 487348, 534080, 609185, 974696, 1218370, 1949392, 2436740, 3898784, 4873480, 7797568, 9746960, 19493920, 38987840]

約数ペア:

[(1, 38987840), (2, 19493920), (4, 9746960), (5, 7797568), (8, 4873480), (10, 3898784), (16, 2436740), (20, 1949392), (32, 1218370), (40, 974696), (64, 609185), (73, 534080), (80, 487348), (146, 267040), (160, 243674), (292, 133520), (320, 121837), (365, 106816), (584, 66760), (730, 53408), (1168, 33380), (1460, 26704), (1669, 23360), (2336, 16690), (2920, 13352), (3338, 11680), (4672, 8345), (5840, 6676)]