269806480

素因数分解:

$2^4\times 5^1\times {\mathrm{3372581}}^1$

素因数の和:3372594

約数の個数: 20

約数和(自身を含む): 627300252

約数和(自身を除く): 357493772

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3372581, 6745162, 13490324, 16862905, 26980648, 33725810, 53961296, 67451620, 134903240, 269806480]

約数ペア:

[(1, 269806480), (2, 134903240), (4, 67451620), (5, 53961296), (8, 33725810), (10, 26980648), (16, 16862905), (20, 13490324), (40, 6745162), (80, 3372581)]