2657940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1429}}^1$

素因数の和:1472

約数の個数: 48

約数和(自身を含む): 7687680

約数和(自身を除く): 5029740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1429, 1860, 2858, 4287, 5716, 7145, 8574, 14290, 17148, 21435, 28580, 42870, 44299, 85740, 88598, 132897, 177196, 221495, 265794, 442990, 531588, 664485, 885980, 1328970, 2657940]

約数ペア:

[(1, 2657940), (2, 1328970), (3, 885980), (4, 664485), (5, 531588), (6, 442990), (10, 265794), (12, 221495), (15, 177196), (20, 132897), (30, 88598), (31, 85740), (60, 44299), (62, 42870), (93, 28580), (124, 21435), (155, 17148), (186, 14290), (310, 8574), (372, 7145), (465, 5716), (620, 4287), (930, 2858), (1429, 1860)]