40890256

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{21121}}^1$

素因数の和:21151

約数の個数: 30

約数和(自身を含む): 87086006

約数和(自身を除く): 46195750

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 121, 176, 242, 484, 968, 1936, 21121, 42242, 84484, 168968, 232331, 337936, 464662, 929324, 1858648, 2555641, 3717296, 5111282, 10222564, 20445128, 40890256]

約数ペア:

[(1, 40890256), (2, 20445128), (4, 10222564), (8, 5111282), (11, 3717296), (16, 2555641), (22, 1858648), (44, 929324), (88, 464662), (121, 337936), (176, 232331), (242, 168968), (484, 84484), (968, 42242), (1936, 21121)]