87664780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{626177}}^1$

素因数の和:626193

約数の個数: 24

約数和(自身を含む): 210395808

約数和(自身を除く): 122731028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 626177, 1252354, 2504708, 3130885, 4383239, 6261770, 8766478, 12523540, 17532956, 21916195, 43832390, 87664780]

約数ペア:

[(1, 87664780), (2, 43832390), (4, 21916195), (5, 17532956), (7, 12523540), (10, 8766478), (14, 6261770), (20, 4383239), (28, 3130885), (35, 2504708), (70, 1252354), (140, 626177)]