20172860

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{19031}}^1$

素因数の和:19093

約数の個数: 24

約数和(自身を含む): 43164576

約数和(自身を除く): 22991716

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 19031, 38062, 76124, 95155, 190310, 380620, 1008643, 2017286, 4034572, 5043215, 10086430, 20172860]

約数ペア:

[(1, 20172860), (2, 10086430), (4, 5043215), (5, 4034572), (10, 2017286), (20, 1008643), (53, 380620), (106, 190310), (212, 95155), (265, 76124), (530, 38062), (1060, 19031)]