42134920

素因数分解:

$2^3\times 5^1\times {\mathrm{563}}^1\times {\mathrm{1871}}^1$

素因数の和:2445

約数の個数: 32

約数和(自身を含む): 95022720

約数和(自身を除く): 52887800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 563, 1126, 1871, 2252, 2815, 3742, 4504, 5630, 7484, 9355, 11260, 14968, 18710, 22520, 37420, 74840, 1053373, 2106746, 4213492, 5266865, 8426984, 10533730, 21067460, 42134920]

約数ペア:

[(1, 42134920), (2, 21067460), (4, 10533730), (5, 8426984), (8, 5266865), (10, 4213492), (20, 2106746), (40, 1053373), (563, 74840), (1126, 37420), (1871, 22520), (2252, 18710), (2815, 14968), (3742, 11260), (4504, 9355), (5630, 7484)]