264946520

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{140929}}^1$

素因数の和:140987

約数の個数: 32

約数和(自身を含む): 608817600

約数和(自身を除く): 343871080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 140929, 281858, 563716, 704645, 1127432, 1409290, 2818580, 5637160, 6623663, 13247326, 26494652, 33118315, 52989304, 66236630, 132473260, 264946520]

約数ペア:

[(1, 264946520), (2, 132473260), (4, 66236630), (5, 52989304), (8, 33118315), (10, 26494652), (20, 13247326), (40, 6623663), (47, 5637160), (94, 2818580), (188, 1409290), (235, 1127432), (376, 704645), (470, 563716), (940, 281858), (1880, 140929)]