1393669240

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1201439}}^1$

素因数の和:1201479

約数の個数: 32

約数和(自身を含む): 3243888000

約数和(自身を除く): 1850218760

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 1201439, 2402878, 4805756, 6007195, 9611512, 12014390, 24028780, 34841731, 48057560, 69683462, 139366924, 174208655, 278733848, 348417310, 696834620, 1393669240]

約数ペア:

[(1, 1393669240), (2, 696834620), (4, 348417310), (5, 278733848), (8, 174208655), (10, 139366924), (20, 69683462), (29, 48057560), (40, 34841731), (58, 24028780), (116, 12014390), (145, 9611512), (232, 6007195), (290, 4805756), (580, 2402878), (1160, 1201439)]