9399920

素因数分解:

$2^4\times 5^1\times {\mathrm{117499}}^1$

素因数の和:117512

約数の個数: 20

約数和(自身を含む): 21855000

約数和(自身を除く): 12455080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 117499, 234998, 469996, 587495, 939992, 1174990, 1879984, 2349980, 4699960, 9399920]

約数ペア:

[(1, 9399920), (2, 4699960), (4, 2349980), (5, 1879984), (8, 1174990), (10, 939992), (16, 587495), (20, 469996), (40, 234998), (80, 117499)]