2198770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{311}}^1$

素因数の和:426

約数の個数: 32

約数和(自身を含む): 4582656

約数和(自身を除く): 2383886

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 101, 202, 311, 505, 622, 707, 1010, 1414, 1555, 2177, 3110, 3535, 4354, 7070, 10885, 21770, 31411, 62822, 157055, 219877, 314110, 439754, 1099385, 2198770]

約数ペア:

[(1, 2198770), (2, 1099385), (5, 439754), (7, 314110), (10, 219877), (14, 157055), (35, 62822), (70, 31411), (101, 21770), (202, 10885), (311, 7070), (505, 4354), (622, 3535), (707, 3110), (1010, 2177), (1414, 1555)]