320639380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{943057}}^1$

素因数の和:943083

約数の個数: 24

約数和(自身を含む): 712951848

約数和(自身を除く): 392312468

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 943057, 1886114, 3772228, 4715285, 9430570, 16031969, 18861140, 32063938, 64127876, 80159845, 160319690, 320639380]

約数ペア:

[(1, 320639380), (2, 160319690), (4, 80159845), (5, 64127876), (10, 32063938), (17, 18861140), (20, 16031969), (34, 9430570), (68, 4715285), (85, 3772228), (170, 1886114), (340, 943057)]