208022540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{55621}}^1$

素因数の和:55658

約数の個数: 48

約数和(自身を含む): 504602784

約数和(自身を除く): 296580244

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3740, 55621, 111242, 222484, 278105, 556210, 611831, 945557, 1112420, 1223662, 1891114, 2447324, 3059155, 3782228, 4727785, 6118310, 9455570, 10401127, 12236620, 18911140, 20802254, 41604508, 52005635, 104011270, 208022540]

約数ペア:

[(1, 208022540), (2, 104011270), (4, 52005635), (5, 41604508), (10, 20802254), (11, 18911140), (17, 12236620), (20, 10401127), (22, 9455570), (34, 6118310), (44, 4727785), (55, 3782228), (68, 3059155), (85, 2447324), (110, 1891114), (170, 1223662), (187, 1112420), (220, 945557), (340, 611831), (374, 556210), (748, 278105), (935, 222484), (1870, 111242), (3740, 55621)]