71603420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{511453}}^1$

素因数の和:511469

約数の個数: 24

約数和(自身を含む): 171848544

約数和(自身を除く): 100245124

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 511453, 1022906, 2045812, 2557265, 3580171, 5114530, 7160342, 10229060, 14320684, 17900855, 35801710, 71603420]

約数ペア:

[(1, 71603420), (2, 35801710), (4, 17900855), (5, 14320684), (7, 10229060), (10, 7160342), (14, 5114530), (20, 3580171), (28, 2557265), (35, 2045812), (70, 1022906), (140, 511453)]