140821072

素因数分解:

$2^4\times 7^1\times {\mathrm{1257331}}^1$

素因数の和:1257346

約数の個数: 20

約数和(自身を含む): 311818336

約数和(自身を除く): 170997264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1257331, 2514662, 5029324, 8801317, 10058648, 17602634, 20117296, 35205268, 70410536, 140821072]

約数ペア:

[(1, 140821072), (2, 70410536), (4, 35205268), (7, 20117296), (8, 17602634), (14, 10058648), (16, 8801317), (28, 5029324), (56, 2514662), (112, 1257331)]