888980380

素因数分解:

$2^2\times 5^1\times {\mathrm{8821}}^1\times {\mathrm{5039}}^1$

素因数の和:13869

約数の個数: 24

約数和(自身を含む): 1867440960

約数和(自身を除く): 978460580

約数列:

[1, 2, 4, 5, 10, 20, 5039, 8821, 10078, 17642, 20156, 25195, 35284, 44105, 50390, 88210, 100780, 176420, 44449019, 88898038, 177796076, 222245095, 444490190, 888980380]

約数ペア:

[(1, 888980380), (2, 444490190), (4, 222245095), (5, 177796076), (10, 88898038), (20, 44449019), (5039, 176420), (8821, 100780), (10078, 88210), (17642, 50390), (20156, 44105), (25195, 35284)]