1640489528

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{1193}}^1\times {\mathrm{10111}}^1$

素因数の和:11327

約数の個数: 32

約数和(自身を含む): 3259906560

約数和(自身を除く): 1619417032

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 1193, 2386, 4772, 9544, 10111, 20222, 20281, 40444, 40562, 80888, 81124, 162248, 171887, 343774, 687548, 1375096, 12062423, 24124846, 48249692, 96499384, 205061191, 410122382, 820244764, 1640489528]

約数ペア:

[(1, 1640489528), (2, 820244764), (4, 410122382), (8, 205061191), (17, 96499384), (34, 48249692), (68, 24124846), (136, 12062423), (1193, 1375096), (2386, 687548), (4772, 343774), (9544, 171887), (10111, 162248), (20222, 81124), (20281, 80888), (40444, 40562)]