4882220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{811}}^1$

素因数の和:870

約数の個数: 48

約数和(自身を含む): 12004608

約数和(自身を除く): 7122388

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 811, 860, 1204, 1505, 1622, 3010, 3244, 4055, 5677, 6020, 8110, 11354, 16220, 22708, 28385, 34873, 56770, 69746, 113540, 139492, 174365, 244111, 348730, 488222, 697460, 976444, 1220555, 2441110, 4882220]

約数ペア:

[(1, 4882220), (2, 2441110), (4, 1220555), (5, 976444), (7, 697460), (10, 488222), (14, 348730), (20, 244111), (28, 174365), (35, 139492), (43, 113540), (70, 69746), (86, 56770), (140, 34873), (172, 28385), (215, 22708), (301, 16220), (430, 11354), (602, 8110), (811, 6020), (860, 5677), (1204, 4055), (1505, 3244), (1622, 3010)]