84678040

素因数分解:

$2^3\times 5^1\times {\mathrm{2116951}}^1$

素因数の和:2116962

約数の個数: 16

約数和(自身を含む): 190525680

約数和(自身を除く): 105847640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2116951, 4233902, 8467804, 10584755, 16935608, 21169510, 42339020, 84678040]

約数ペア:

[(1, 84678040), (2, 42339020), (4, 21169510), (5, 16935608), (8, 10584755), (10, 8467804), (20, 4233902), (40, 2116951)]