490734736

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{84961}}^1$

素因数の和:85007

約数の個数: 30

約数和(自身を含む): 1003486182

約数和(自身を除く): 512751446

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 361, 722, 1444, 2888, 5776, 84961, 169922, 339844, 679688, 1359376, 1614259, 3228518, 6457036, 12914072, 25828144, 30670921, 61341842, 122683684, 245367368, 490734736]

約数ペア:

[(1, 490734736), (2, 245367368), (4, 122683684), (8, 61341842), (16, 30670921), (19, 25828144), (38, 12914072), (76, 6457036), (152, 3228518), (304, 1614259), (361, 1359376), (722, 679688), (1444, 339844), (2888, 169922), (5776, 84961)]