765890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:194

約数の個数: 32

約数和(自身を含む): 1512000

約数和(自身を除く): 746110

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 95, 139, 145, 190, 278, 290, 551, 695, 1102, 1390, 2641, 2755, 4031, 5282, 5510, 8062, 13205, 20155, 26410, 40310, 76589, 153178, 382945, 765890]

約数ペア:

[(1, 765890), (2, 382945), (5, 153178), (10, 76589), (19, 40310), (29, 26410), (38, 20155), (58, 13205), (95, 8062), (139, 5510), (145, 5282), (190, 4031), (278, 2755), (290, 2641), (551, 1390), (695, 1102)]