7917040

素因数分解:

$2^4\times 5^1\times {\mathrm{98963}}^1$

素因数の和:98976

約数の個数: 20

約数和(自身を含む): 18407304

約数和(自身を除く): 10490264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 98963, 197926, 395852, 494815, 791704, 989630, 1583408, 1979260, 3958520, 7917040]

約数ペア:

[(1, 7917040), (2, 3958520), (4, 1979260), (5, 1583408), (8, 989630), (10, 791704), (16, 494815), (20, 395852), (40, 197926), (80, 98963)]