56985020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{9859}}^1$

素因数の和:9902

約数の個数: 36

約数和(自身を含む): 127134840

約数和(自身を除く): 70149820

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 5780, 9859, 19718, 39436, 49295, 98590, 167603, 197180, 335206, 670412, 838015, 1676030, 2849251, 3352060, 5698502, 11397004, 14246255, 28492510, 56985020]

約数ペア:

[(1, 56985020), (2, 28492510), (4, 14246255), (5, 11397004), (10, 5698502), (17, 3352060), (20, 2849251), (34, 1676030), (68, 838015), (85, 670412), (170, 335206), (289, 197180), (340, 167603), (578, 98590), (1156, 49295), (1445, 39436), (2890, 19718), (5780, 9859)]