7900390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{967}}^1$

素因数の和:1036

約数の個数: 32

約数和(自身を含む): 15333120

約数和(自身を除く): 7432730

約数列:

[1, 2, 5, 10, 19, 38, 43, 86, 95, 190, 215, 430, 817, 967, 1634, 1934, 4085, 4835, 8170, 9670, 18373, 36746, 41581, 83162, 91865, 183730, 207905, 415810, 790039, 1580078, 3950195, 7900390]

約数ペア:

[(1, 7900390), (2, 3950195), (5, 1580078), (10, 790039), (19, 415810), (38, 207905), (43, 183730), (86, 91865), (95, 83162), (190, 41581), (215, 36746), (430, 18373), (817, 9670), (967, 8170), (1634, 4835), (1934, 4085)]