1441220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{6551}}^1$

素因数の和:6571

約数の個数: 24

約数和(自身を含む): 3302208

約数和(自身を除く): 1860988

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 6551, 13102, 26204, 32755, 65510, 72061, 131020, 144122, 288244, 360305, 720610, 1441220]

約数ペア:

[(1, 1441220), (2, 720610), (4, 360305), (5, 288244), (10, 144122), (11, 131020), (20, 72061), (22, 65510), (44, 32755), (55, 26204), (110, 13102), (220, 6551)]