351008020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{881}}^1\times {\mathrm{1811}}^1$

素因数の和:2712

約数の個数: 48

約数和(自身を含む): 805484736

約数和(自身を除く): 454476716

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 881, 1762, 1811, 3524, 3622, 4405, 7244, 8810, 9055, 9691, 17620, 18110, 19382, 19921, 36220, 38764, 39842, 48455, 79684, 96910, 99605, 193820, 199210, 398420, 1595491, 3190982, 6381964, 7977455, 15954910, 17550401, 31909820, 35100802, 70201604, 87752005, 175504010, 351008020]

約数ペア:

[(1, 351008020), (2, 175504010), (4, 87752005), (5, 70201604), (10, 35100802), (11, 31909820), (20, 17550401), (22, 15954910), (44, 7977455), (55, 6381964), (110, 3190982), (220, 1595491), (881, 398420), (1762, 199210), (1811, 193820), (3524, 99605), (3622, 96910), (4405, 79684), (7244, 48455), (8810, 39842), (9055, 38764), (9691, 36220), (17620, 19921), (18110, 19382)]