26031920

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2341}}^1$

素因数の和:2493

約数の個数: 40

約数和(自身を含む): 60985680

約数和(自身を除く): 34953760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 2224, 2341, 2780, 4682, 5560, 9364, 11120, 11705, 18728, 23410, 37456, 46820, 93640, 187280, 325399, 650798, 1301596, 1626995, 2603192, 3253990, 5206384, 6507980, 13015960, 26031920]

約数ペア:

[(1, 26031920), (2, 13015960), (4, 6507980), (5, 5206384), (8, 3253990), (10, 2603192), (16, 1626995), (20, 1301596), (40, 650798), (80, 325399), (139, 187280), (278, 93640), (556, 46820), (695, 37456), (1112, 23410), (1390, 18728), (2224, 11705), (2341, 11120), (2780, 9364), (4682, 5560)]