1628220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2467}}^1$

素因数の和:2490

約数の個数: 48

約数和(自身を含む): 4975488

約数和(自身を除く): 3347268

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 2467, 4934, 7401, 9868, 12335, 14802, 24670, 27137, 29604, 37005, 49340, 54274, 74010, 81411, 108548, 135685, 148020, 162822, 271370, 325644, 407055, 542740, 814110, 1628220]

約数ペア:

[(1, 1628220), (2, 814110), (3, 542740), (4, 407055), (5, 325644), (6, 271370), (10, 162822), (11, 148020), (12, 135685), (15, 108548), (20, 81411), (22, 74010), (30, 54274), (33, 49340), (44, 37005), (55, 29604), (60, 27137), (66, 24670), (110, 14802), (132, 12335), (165, 9868), (220, 7401), (330, 4934), (660, 2467)]