40184210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{911}}^1$

素因数の和:1330

約数の個数: 32

約数和(自身を含む): 79190784

約数和(自身を除く): 39006574

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 401, 802, 911, 1822, 2005, 4010, 4411, 4555, 8822, 9110, 10021, 20042, 22055, 44110, 50105, 100210, 365311, 730622, 1826555, 3653110, 4018421, 8036842, 20092105, 40184210]

約数ペア:

[(1, 40184210), (2, 20092105), (5, 8036842), (10, 4018421), (11, 3653110), (22, 1826555), (55, 730622), (110, 365311), (401, 100210), (802, 50105), (911, 44110), (1822, 22055), (2005, 20042), (4010, 10021), (4411, 9110), (4555, 8822)]