84047240

素因数分解:

$2^3\times 5^1\times {\mathrm{2101181}}^1$

素因数の和:2101192

約数の個数: 16

約数和(自身を含む): 189106380

約数和(自身を除く): 105059140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2101181, 4202362, 8404724, 10505905, 16809448, 21011810, 42023620, 84047240]

約数ペア:

[(1, 84047240), (2, 42023620), (4, 21011810), (5, 16809448), (8, 10505905), (10, 8404724), (20, 4202362), (40, 2101181)]