20512254350

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{874723}}^1$

素因数の和:874809

約数の個数: 48

約数和(自身を含む): 44254036608

約数和(自身を除く): 23741782258

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 67, 70, 134, 175, 335, 350, 469, 670, 938, 1675, 2345, 3350, 4690, 11725, 23450, 874723, 1749446, 4373615, 6123061, 8747230, 12246122, 21868075, 30615305, 43736150, 58606441, 61230610, 117212882, 153076525, 293032205, 306153050, 410245087, 586064410, 820490174, 1465161025, 2051225435, 2930322050, 4102450870, 10256127175, 20512254350]

約数ペア:

[(1, 20512254350), (2, 10256127175), (5, 4102450870), (7, 2930322050), (10, 2051225435), (14, 1465161025), (25, 820490174), (35, 586064410), (50, 410245087), (67, 306153050), (70, 293032205), (134, 153076525), (175, 117212882), (335, 61230610), (350, 58606441), (469, 43736150), (670, 30615305), (938, 21868075), (1675, 12246122), (2345, 8747230), (3350, 6123061), (4690, 4373615), (11725, 1749446), (23450, 874723)]