12790460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37619}}^1$

素因数の和:37645

約数の個数: 24

約数和(自身を含む): 28440720

約数和(自身を除く): 15650260

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 37619, 75238, 150476, 188095, 376190, 639523, 752380, 1279046, 2558092, 3197615, 6395230, 12790460]

約数ペア:

[(1, 12790460), (2, 6395230), (4, 3197615), (5, 2558092), (10, 1279046), (17, 752380), (20, 639523), (34, 376190), (68, 188095), (85, 150476), (170, 75238), (340, 37619)]