28540400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{10193}}^1$

素因数の和:10218

約数の個数: 60

約数和(自身を含む): 78371472

約数和(自身を除く): 49831072

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 140, 175, 200, 280, 350, 400, 560, 700, 1400, 2800, 10193, 20386, 40772, 50965, 71351, 81544, 101930, 142702, 163088, 203860, 254825, 285404, 356755, 407720, 509650, 570808, 713510, 815440, 1019300, 1141616, 1427020, 1783775, 2038600, 2854040, 3567550, 4077200, 5708080, 7135100, 14270200, 28540400]

約数ペア:

[(1, 28540400), (2, 14270200), (4, 7135100), (5, 5708080), (7, 4077200), (8, 3567550), (10, 2854040), (14, 2038600), (16, 1783775), (20, 1427020), (25, 1141616), (28, 1019300), (35, 815440), (40, 713510), (50, 570808), (56, 509650), (70, 407720), (80, 356755), (100, 285404), (112, 254825), (140, 203860), (175, 163088), (200, 142702), (280, 101930), (350, 81544), (400, 71351), (560, 50965), (700, 40772), (1400, 20386), (2800, 10193)]