880940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2591}}^1$

素因数の和:2617

約数の個数: 24

約数和(自身を含む): 1959552

約数和(自身を除く): 1078612

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 2591, 5182, 10364, 12955, 25910, 44047, 51820, 88094, 176188, 220235, 440470, 880940]

約数ペア:

[(1, 880940), (2, 440470), (4, 220235), (5, 176188), (10, 88094), (17, 51820), (20, 44047), (34, 25910), (68, 12955), (85, 10364), (170, 5182), (340, 2591)]