326090180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1254193}}^1$

素因数の和:1254215

約数の個数: 24

約数和(自身を含む): 737466072

約数和(自身を除く): 411375892

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1254193, 2508386, 5016772, 6270965, 12541930, 16304509, 25083860, 32609018, 65218036, 81522545, 163045090, 326090180]

約数ペア:

[(1, 326090180), (2, 163045090), (4, 81522545), (5, 65218036), (10, 32609018), (13, 25083860), (20, 16304509), (26, 12541930), (52, 6270965), (65, 5016772), (130, 2508386), (260, 1254193)]