87104780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{622177}}^1$

素因数の和:622193

約数の個数: 24

約数和(自身を含む): 209051808

約数和(自身を除く): 121947028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 622177, 1244354, 2488708, 3110885, 4355239, 6221770, 8710478, 12443540, 17420956, 21776195, 43552390, 87104780]

約数ペア:

[(1, 87104780), (2, 43552390), (4, 21776195), (5, 17420956), (7, 12443540), (10, 8710478), (14, 6221770), (20, 4355239), (28, 3110885), (35, 2488708), (70, 1244354), (140, 622177)]