26856520

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{3881}}^1$

素因数の和:4065

約数の個数: 32

約数和(自身を含む): 60792120

約数和(自身を除く): 33935600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 692, 865, 1384, 1730, 3460, 3881, 6920, 7762, 15524, 19405, 31048, 38810, 77620, 155240, 671413, 1342826, 2685652, 3357065, 5371304, 6714130, 13428260, 26856520]

約数ペア:

[(1, 26856520), (2, 13428260), (4, 6714130), (5, 5371304), (8, 3357065), (10, 2685652), (20, 1342826), (40, 671413), (173, 155240), (346, 77620), (692, 38810), (865, 31048), (1384, 19405), (1730, 15524), (3460, 7762), (3881, 6920)]