90837140

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{110777}}^1$

素因数の和:110827

約数の個数: 24

約数和(自身を含む): 195412392

約数和(自身を除く): 104575252

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 110777, 221554, 443108, 553885, 1107770, 2215540, 4541857, 9083714, 18167428, 22709285, 45418570, 90837140]

約数ペア:

[(1, 90837140), (2, 45418570), (4, 22709285), (5, 18167428), (10, 9083714), (20, 4541857), (41, 2215540), (82, 1107770), (164, 553885), (205, 443108), (410, 221554), (820, 110777)]