939727390

素因数分解:

$2^1\times 5^1\times 7^4\times {\mathrm{39139}}^1$

素因数の和:39174

約数の個数: 40

約数和(自身を含む): 1973360520

約数和(自身を除く): 1033633130

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 2401, 3430, 4802, 12005, 24010, 39139, 78278, 195695, 273973, 391390, 547946, 1369865, 1917811, 2739730, 3835622, 9589055, 13424677, 19178110, 26849354, 67123385, 93972739, 134246770, 187945478, 469863695, 939727390]

約数ペア:

[(1, 939727390), (2, 469863695), (5, 187945478), (7, 134246770), (10, 93972739), (14, 67123385), (35, 26849354), (49, 19178110), (70, 13424677), (98, 9589055), (245, 3835622), (343, 2739730), (490, 1917811), (686, 1369865), (1715, 547946), (2401, 391390), (3430, 273973), (4802, 195695), (12005, 78278), (24010, 39139)]