1397236460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4109519}}^1$

素因数の和:4109545

約数の個数: 24

約数和(自身を含む): 3106797120

約数和(自身を除く): 1709560660

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 4109519, 8219038, 16438076, 20547595, 41095190, 69861823, 82190380, 139723646, 279447292, 349309115, 698618230, 1397236460]

約数ペア:

[(1, 1397236460), (2, 698618230), (4, 349309115), (5, 279447292), (10, 139723646), (17, 82190380), (20, 69861823), (34, 41095190), (68, 20547595), (85, 16438076), (170, 8219038), (340, 4109519)]