12811400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{9151}}^1$

素因数の和:9174

約数の個数: 48

約数和(自身を含む): 34045440

約数和(自身を除く): 21234040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 9151, 18302, 36604, 45755, 64057, 73208, 91510, 128114, 183020, 228775, 256228, 320285, 366040, 457550, 512456, 640570, 915100, 1281140, 1601425, 1830200, 2562280, 3202850, 6405700, 12811400]

約数ペア:

[(1, 12811400), (2, 6405700), (4, 3202850), (5, 2562280), (7, 1830200), (8, 1601425), (10, 1281140), (14, 915100), (20, 640570), (25, 512456), (28, 457550), (35, 366040), (40, 320285), (50, 256228), (56, 228775), (70, 183020), (100, 128114), (140, 91510), (175, 73208), (200, 64057), (280, 45755), (350, 36604), (700, 18302), (1400, 9151)]