30545440

素因数分解:

$2^5\times 5^1\times {\mathrm{190909}}^1$

素因数の和:190924

約数の個数: 24

約数和(自身を含む): 72163980

約数和(自身を除く): 41618540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 190909, 381818, 763636, 954545, 1527272, 1909090, 3054544, 3818180, 6109088, 7636360, 15272720, 30545440]

約数ペア:

[(1, 30545440), (2, 15272720), (4, 7636360), (5, 6109088), (8, 3818180), (10, 3054544), (16, 1909090), (20, 1527272), (32, 954545), (40, 763636), (80, 381818), (160, 190909)]