40628140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{290201}}^1$

素因数の和:290217

約数の個数: 24

約数和(自身を含む): 97507872

約数和(自身を除く): 56879732

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 290201, 580402, 1160804, 1451005, 2031407, 2902010, 4062814, 5804020, 8125628, 10157035, 20314070, 40628140]

約数ペア:

[(1, 40628140), (2, 20314070), (4, 10157035), (5, 8125628), (7, 5804020), (10, 4062814), (14, 2902010), (20, 2031407), (28, 1451005), (35, 1160804), (70, 580402), (140, 290201)]