9207920

素因数分解:

$2^4\times 5^1\times {\mathrm{115099}}^1$

素因数の和:115112

約数の個数: 20

約数和(自身を含む): 21408600

約数和(自身を除く): 12200680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 115099, 230198, 460396, 575495, 920792, 1150990, 1841584, 2301980, 4603960, 9207920]

約数ペア:

[(1, 9207920), (2, 4603960), (4, 2301980), (5, 1841584), (8, 1150990), (10, 920792), (16, 575495), (20, 460396), (40, 230198), (80, 115099)]