3438680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{12281}}^1$

素因数の和:12299

約数の個数: 32

約数和(自身を含む): 8843040

約数和(自身を除く): 5404360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 12281, 24562, 49124, 61405, 85967, 98248, 122810, 171934, 245620, 343868, 429835, 491240, 687736, 859670, 1719340, 3438680]

約数ペア:

[(1, 3438680), (2, 1719340), (4, 859670), (5, 687736), (7, 491240), (8, 429835), (10, 343868), (14, 245620), (20, 171934), (28, 122810), (35, 98248), (40, 85967), (56, 61405), (70, 49124), (140, 24562), (280, 12281)]