7541620

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:240

約数の個数: 48

約数和(自身を含む): 16547328

約数和(自身を除く): 9005708

約数列:

[1, 2, 4, 5, 10, 20, 47, 71, 94, 113, 142, 188, 226, 235, 284, 355, 452, 470, 565, 710, 940, 1130, 1420, 2260, 3337, 5311, 6674, 8023, 10622, 13348, 16046, 16685, 21244, 26555, 32092, 33370, 40115, 53110, 66740, 80230, 106220, 160460, 377081, 754162, 1508324, 1885405, 3770810, 7541620]

約数ペア:

[(1, 7541620), (2, 3770810), (4, 1885405), (5, 1508324), (10, 754162), (20, 377081), (47, 160460), (71, 106220), (94, 80230), (113, 66740), (142, 53110), (188, 40115), (226, 33370), (235, 32092), (284, 26555), (355, 21244), (452, 16685), (470, 16046), (565, 13348), (710, 10622), (940, 8023), (1130, 6674), (1420, 5311), (2260, 3337)]