2019380900

素因数分解:

$2^2\times 5^2\times {\mathrm{1663}}^1\times {\mathrm{12143}}^1$

素因数の和:13820

約数の個数: 36

約数和(自身を含む): 4385052672

約数和(自身を除く): 2365671772

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 1663, 3326, 6652, 8315, 12143, 16630, 24286, 33260, 41575, 48572, 60715, 83150, 121430, 166300, 242860, 303575, 607150, 1214300, 20193809, 40387618, 80775236, 100969045, 201938090, 403876180, 504845225, 1009690450, 2019380900]

約数ペア:

[(1, 2019380900), (2, 1009690450), (4, 504845225), (5, 403876180), (10, 201938090), (20, 100969045), (25, 80775236), (50, 40387618), (100, 20193809), (1663, 1214300), (3326, 607150), (6652, 303575), (8315, 242860), (12143, 166300), (16630, 121430), (24286, 83150), (33260, 60715), (41575, 48572)]