2257705.00000000

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1217}}^1$

素因数の和:1310

約数の個数: 64

約数和(自身を含む): 94711680

約数和(自身を除く): 56692600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 71, 88, 110, 142, 220, 284, 355, 440, 568, 710, 781, 1217, 1420, 1562, 2434, 2840, 3124, 3905, 4868, 6085, 6248, 7810, 9736, 12170, 13387, 15620, 24340, 26774, 31240, 48680, 53548, 66935, 86407, 107096, 133870, 172814, 267740, 345628, 432035, 535480, 691256, 864070, 950477, 1728140, 1900954, 3456280, 3801908, 4752385, 7603816, 9504770, 19009540, 38019080]

約数ペア:

[(1, 38019080), (2, 19009540), (4, 9504770), (5, 7603816), (8, 4752385), (10, 3801908), (11, 3456280), (20, 1900954), (22, 1728140), (40, 950477), (44, 864070), (55, 691256), (71, 535480), (88, 432035), (110, 345628), (142, 267740), (220, 172814), (284, 133870), (355, 107096), (440, 86407), (568, 66935), (710, 53548), (781, 48680), (1217, 31240), (1420, 26774), (1562, 24340), (2434, 15620), (2840, 13387), (3124, 12170), (3905, 9736), (4868, 7810), (6085, 6248)]