290642770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{71411}}^1$

素因数の和:71466

約数の個数: 32

約数和(自身を含む): 586149696

約数和(自身を除く): 295506926

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 814, 2035, 4070, 71411, 142822, 357055, 714110, 785521, 1571042, 2642207, 3927605, 5284414, 7855210, 13211035, 26422070, 29064277, 58128554, 145321385, 290642770]

約数ペア:

[(1, 290642770), (2, 145321385), (5, 58128554), (10, 29064277), (11, 26422070), (22, 13211035), (37, 7855210), (55, 5284414), (74, 3927605), (110, 2642207), (185, 1571042), (370, 785521), (407, 714110), (814, 357055), (2035, 142822), (4070, 71411)]