39790820

素因数分解:

$2^2\times 5^1\times {\mathrm{887}}^1\times {\mathrm{2243}}^1$

素因数の和:3139

約数の個数: 24

約数和(自身を含む): 83692224

約数和(自身を除く): 43901404

約数列:

[1, 2, 4, 5, 10, 20, 887, 1774, 2243, 3548, 4435, 4486, 8870, 8972, 11215, 17740, 22430, 44860, 1989541, 3979082, 7958164, 9947705, 19895410, 39790820]

約数ペア:

[(1, 39790820), (2, 19895410), (4, 9947705), (5, 7958164), (10, 3979082), (20, 1989541), (887, 44860), (1774, 22430), (2243, 17740), (3548, 11215), (4435, 8972), (4486, 8870)]