389625170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{95731}}^1$

素因数の和:95786

約数の個数: 32

約数和(自身を含む): 785768256

約数和(自身を除く): 396143086

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 814, 2035, 4070, 95731, 191462, 478655, 957310, 1053041, 2106082, 3542047, 5265205, 7084094, 10530410, 17710235, 35420470, 38962517, 77925034, 194812585, 389625170]

約数ペア:

[(1, 389625170), (2, 194812585), (5, 77925034), (10, 38962517), (11, 35420470), (22, 17710235), (37, 10530410), (55, 7084094), (74, 5265205), (110, 3542047), (185, 2106082), (370, 1053041), (407, 957310), (814, 478655), (2035, 191462), (4070, 95731)]