73821140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{217121}}^1$

素因数の和:217147

約数の個数: 24

約数和(自身を含む): 164144232

約数和(自身を除く): 90323092

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 217121, 434242, 868484, 1085605, 2171210, 3691057, 4342420, 7382114, 14764228, 18455285, 36910570, 73821140]

約数ペア:

[(1, 73821140), (2, 36910570), (4, 18455285), (5, 14764228), (10, 7382114), (17, 4342420), (20, 3691057), (34, 2171210), (68, 1085605), (85, 868484), (170, 434242), (340, 217121)]