22210810

素因数分解:

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

素因数の和:223

約数の個数: 48

約数和(自身を含む): 43898400

約数和(自身を除く): 21687590

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 95, 139, 145, 190, 278, 290, 551, 695, 841, 1102, 1390, 1682, 2641, 2755, 4031, 4205, 5282, 5510, 8062, 8410, 13205, 15979, 20155, 26410, 31958, 40310, 76589, 79895, 116899, 153178, 159790, 233798, 382945, 584495, 765890, 1168990, 2221081, 4442162, 11105405, 22210810]

約数ペア:

[(1, 22210810), (2, 11105405), (5, 4442162), (10, 2221081), (19, 1168990), (29, 765890), (38, 584495), (58, 382945), (95, 233798), (139, 159790), (145, 153178), (190, 116899), (278, 79895), (290, 76589), (551, 40310), (695, 31958), (841, 26410), (1102, 20155), (1390, 15979), (1682, 13205), (2641, 8410), (2755, 8062), (4031, 5510), (4205, 5282)]