74428340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{531631}}^1$

素因数の和:531647

約数の個数: 24

約数和(自身を含む): 178628352

約数和(自身を除く): 104200012

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 531631, 1063262, 2126524, 2658155, 3721417, 5316310, 7442834, 10632620, 14885668, 18607085, 37214170, 74428340]

約数ペア:

[(1, 74428340), (2, 37214170), (4, 18607085), (5, 14885668), (7, 10632620), (10, 7442834), (14, 5316310), (20, 3721417), (28, 2658155), (35, 2126524), (70, 1063262), (140, 531631)]