553724780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{3955177}}^1$

素因数の和:3955193

約数の個数: 24

約数和(自身を含む): 1328939808

約数和(自身を除く): 775215028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 3955177, 7910354, 15820708, 19775885, 27686239, 39551770, 55372478, 79103540, 110744956, 138431195, 276862390, 553724780]

約数ペア:

[(1, 553724780), (2, 276862390), (4, 138431195), (5, 110744956), (7, 79103540), (10, 55372478), (14, 39551770), (20, 27686239), (28, 19775885), (35, 15820708), (70, 7910354), (140, 3955177)]