209202320

素因数分解:

$2^4\times 5^1\times {\mathrm{443}}^1\times {\mathrm{5903}}^1$

素因数の和:6359

約数の個数: 40

約数和(自身を含む): 487575936

約数和(自身を除く): 278373616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 443, 886, 1772, 2215, 3544, 4430, 5903, 7088, 8860, 11806, 17720, 23612, 29515, 35440, 47224, 59030, 94448, 118060, 236120, 472240, 2615029, 5230058, 10460116, 13075145, 20920232, 26150290, 41840464, 52300580, 104601160, 209202320]

約数ペア:

[(1, 209202320), (2, 104601160), (4, 52300580), (5, 41840464), (8, 26150290), (10, 20920232), (16, 13075145), (20, 10460116), (40, 5230058), (80, 2615029), (443, 472240), (886, 236120), (1772, 118060), (2215, 94448), (3544, 59030), (4430, 47224), (5903, 35440), (7088, 29515), (8860, 23612), (11806, 17720)]