2471480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1$

素因数の和:200

約数の個数: 64

約数和(自身を含む): 6259680

約数和(自身を除く): 3788200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 137, 164, 205, 220, 274, 328, 410, 440, 451, 548, 685, 820, 902, 1096, 1370, 1507, 1640, 1804, 2255, 2740, 3014, 3608, 4510, 5480, 5617, 6028, 7535, 9020, 11234, 12056, 15070, 18040, 22468, 28085, 30140, 44936, 56170, 60280, 61787, 112340, 123574, 224680, 247148, 308935, 494296, 617870, 1235740, 2471480]

約数ペア:

[(1, 2471480), (2, 1235740), (4, 617870), (5, 494296), (8, 308935), (10, 247148), (11, 224680), (20, 123574), (22, 112340), (40, 61787), (41, 60280), (44, 56170), (55, 44936), (82, 30140), (88, 28085), (110, 22468), (137, 18040), (164, 15070), (205, 12056), (220, 11234), (274, 9020), (328, 7535), (410, 6028), (440, 5617), (451, 5480), (548, 4510), (685, 3608), (820, 3014), (902, 2740), (1096, 2255), (1370, 1804), (1507, 1640)]