12811120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{22877}}^1$

素因数の和:22897

約数の個数: 40

約数和(自身を含む): 34042464

約数和(自身を除く): 21231344

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 22877, 45754, 91508, 114385, 160139, 183016, 228770, 320278, 366032, 457540, 640556, 800695, 915080, 1281112, 1601390, 1830160, 2562224, 3202780, 6405560, 12811120]

約数ペア:

[(1, 12811120), (2, 6405560), (4, 3202780), (5, 2562224), (7, 1830160), (8, 1601390), (10, 1281112), (14, 915080), (16, 800695), (20, 640556), (28, 457540), (35, 366032), (40, 320278), (56, 228770), (70, 183016), (80, 160139), (112, 114385), (140, 91508), (280, 45754), (560, 22877)]