27560740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{787}}^1$

素因数の和:916

約数の個数: 48

約数和(自身を含む): 61955712

約数和(自身を除く): 34394972

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 103, 170, 206, 340, 412, 515, 787, 1030, 1574, 1751, 2060, 3148, 3502, 3935, 7004, 7870, 8755, 13379, 15740, 17510, 26758, 35020, 53516, 66895, 81061, 133790, 162122, 267580, 324244, 405305, 810610, 1378037, 1621220, 2756074, 5512148, 6890185, 13780370, 27560740]

約数ペア:

[(1, 27560740), (2, 13780370), (4, 6890185), (5, 5512148), (10, 2756074), (17, 1621220), (20, 1378037), (34, 810610), (68, 405305), (85, 324244), (103, 267580), (170, 162122), (206, 133790), (340, 81061), (412, 66895), (515, 53516), (787, 35020), (1030, 26758), (1574, 17510), (1751, 15740), (2060, 13379), (3148, 8755), (3502, 7870), (3935, 7004)]