380048380

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{337}}^1\times {\mathrm{499}}^1$

素因数の和:958

約数の個数: 48

約数和(自身を含む): 809172000

約数和(自身を除く): 429123620

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 337, 452, 499, 565, 674, 998, 1130, 1348, 1685, 1996, 2260, 2495, 3370, 4990, 6740, 9980, 38081, 56387, 76162, 112774, 152324, 168163, 190405, 225548, 281935, 336326, 380810, 563870, 672652, 761620, 840815, 1127740, 1681630, 3363260, 19002419, 38004838, 76009676, 95012095, 190024190, 380048380]

約数ペア:

[(1, 380048380), (2, 190024190), (4, 95012095), (5, 76009676), (10, 38004838), (20, 19002419), (113, 3363260), (226, 1681630), (337, 1127740), (452, 840815), (499, 761620), (565, 672652), (674, 563870), (998, 380810), (1130, 336326), (1348, 281935), (1685, 225548), (1996, 190405), (2260, 168163), (2495, 152324), (3370, 112774), (4990, 76162), (6740, 56387), (9980, 38081)]