2265700

素因数分解:

$2^2\times 5^2\times {\mathrm{139}}^1\times {\mathrm{163}}^1$

素因数の和:316

約数の個数: 36

約数和(自身を含む): 4982320

約数和(自身を除く): 2716620

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 139, 163, 278, 326, 556, 652, 695, 815, 1390, 1630, 2780, 3260, 3475, 4075, 6950, 8150, 13900, 16300, 22657, 45314, 90628, 113285, 226570, 453140, 566425, 1132850, 2265700]

約数ペア:

[(1, 2265700), (2, 1132850), (4, 566425), (5, 453140), (10, 226570), (20, 113285), (25, 90628), (50, 45314), (100, 22657), (139, 16300), (163, 13900), (278, 8150), (326, 6950), (556, 4075), (652, 3475), (695, 3260), (815, 2780), (1390, 1630)]