390364420

素因数分解:

$2^2\times 5^1\times {\mathrm{3167}}^1\times {\mathrm{6163}}^1$

素因数の和:9339

約数の個数: 24

約数和(自身を含む): 820157184

約数和(自身を除く): 429792764

約数列:

[1, 2, 4, 5, 10, 20, 3167, 6163, 6334, 12326, 12668, 15835, 24652, 30815, 31670, 61630, 63340, 123260, 19518221, 39036442, 78072884, 97591105, 195182210, 390364420]

約数ペア:

[(1, 390364420), (2, 195182210), (4, 97591105), (5, 78072884), (10, 39036442), (20, 19518221), (3167, 123260), (6163, 63340), (6334, 61630), (12326, 31670), (12668, 30815), (15835, 24652)]