1294160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{2311}}^1$

素因数の和:2331

約数の個数: 40

約数和(自身を含む): 3440256

約数和(自身を除く): 2146096

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 2311, 4622, 9244, 11555, 16177, 18488, 23110, 32354, 36976, 46220, 64708, 80885, 92440, 129416, 161770, 184880, 258832, 323540, 647080, 1294160]

約数ペア:

[(1, 1294160), (2, 647080), (4, 323540), (5, 258832), (7, 184880), (8, 161770), (10, 129416), (14, 92440), (16, 80885), (20, 64708), (28, 46220), (35, 36976), (40, 32354), (56, 23110), (70, 18488), (80, 16177), (112, 11555), (140, 9244), (280, 4622), (560, 2311)]