206634820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{683}}^1\times {\mathrm{2161}}^1$

素因数の和:2860

約数の個数: 48

約数和(自身を含む): 496879488

約数和(自身を除く): 290244668

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 683, 1366, 2161, 2732, 3415, 4322, 4781, 6830, 8644, 9562, 10805, 13660, 15127, 19124, 21610, 23905, 30254, 43220, 47810, 60508, 75635, 95620, 151270, 302540, 1475963, 2951926, 5903852, 7379815, 10331741, 14759630, 20663482, 29519260, 41326964, 51658705, 103317410, 206634820]

約数ペア:

[(1, 206634820), (2, 103317410), (4, 51658705), (5, 41326964), (7, 29519260), (10, 20663482), (14, 14759630), (20, 10331741), (28, 7379815), (35, 5903852), (70, 2951926), (140, 1475963), (683, 302540), (1366, 151270), (2161, 95620), (2732, 75635), (3415, 60508), (4322, 47810), (4781, 43220), (6830, 30254), (8644, 23905), (9562, 21610), (10805, 19124), (13660, 15127)]