122922520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{439009}}^1$

素因数の和:439027

約数の個数: 32

約数和(自身を含む): 316087200

約数和(自身を除く): 193164680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 439009, 878018, 1756036, 2195045, 3073063, 3512072, 4390090, 6146126, 8780180, 12292252, 15365315, 17560360, 24584504, 30730630, 61461260, 122922520]

約数ペア:

[(1, 122922520), (2, 61461260), (4, 30730630), (5, 24584504), (7, 17560360), (8, 15365315), (10, 12292252), (14, 8780180), (20, 6146126), (28, 4390090), (35, 3512072), (40, 3073063), (56, 2195045), (70, 1756036), (140, 878018), (280, 439009)]