103639880

素因数分解:

$2^3\times 5^1\times {\mathrm{2590997}}^1$

素因数の和:2591008

約数の個数: 16

約数和(自身を含む): 233189820

約数和(自身を除く): 129549940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2590997, 5181994, 10363988, 12954985, 20727976, 25909970, 51819940, 103639880]

約数ペア:

[(1, 103639880), (2, 51819940), (4, 25909970), (5, 20727976), (8, 12954985), (10, 10363988), (20, 5181994), (40, 2590997)]