685740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1039}}^1$

素因数の和:1062

約数の個数: 48

約数和(自身を含む): 2096640

約数和(自身を除く): 1410900

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 1039, 2078, 3117, 4156, 5195, 6234, 10390, 11429, 12468, 15585, 20780, 22858, 31170, 34287, 45716, 57145, 62340, 68574, 114290, 137148, 171435, 228580, 342870, 685740]

約数ペア:

[(1, 685740), (2, 342870), (3, 228580), (4, 171435), (5, 137148), (6, 114290), (10, 68574), (11, 62340), (12, 57145), (15, 45716), (20, 34287), (22, 31170), (30, 22858), (33, 20780), (44, 15585), (55, 12468), (60, 11429), (66, 10390), (110, 6234), (132, 5195), (165, 4156), (220, 3117), (330, 2078), (660, 1039)]