12787400

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{3761}}^1$

素因数の和:3794

約数の個数: 48

約数和(自身を含む): 31487940

約数和(自身を除く): 18700540

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 136, 170, 200, 340, 425, 680, 850, 1700, 3400, 3761, 7522, 15044, 18805, 30088, 37610, 63937, 75220, 94025, 127874, 150440, 188050, 255748, 319685, 376100, 511496, 639370, 752200, 1278740, 1598425, 2557480, 3196850, 6393700, 12787400]

約数ペア:

[(1, 12787400), (2, 6393700), (4, 3196850), (5, 2557480), (8, 1598425), (10, 1278740), (17, 752200), (20, 639370), (25, 511496), (34, 376100), (40, 319685), (50, 255748), (68, 188050), (85, 150440), (100, 127874), (136, 94025), (170, 75220), (200, 63937), (340, 37610), (425, 30088), (680, 18805), (850, 15044), (1700, 7522), (3400, 3761)]