84785240

素因数分解:

$2^3\times 5^1\times {\mathrm{2119631}}^1$

素因数の和:2119642

約数の個数: 16

約数和(自身を含む): 190766880

約数和(自身を除く): 105981640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2119631, 4239262, 8478524, 10598155, 16957048, 21196310, 42392620, 84785240]

約数ペア:

[(1, 84785240), (2, 42392620), (4, 21196310), (5, 16957048), (8, 10598155), (10, 8478524), (20, 4239262), (40, 2119631)]