40554340

素因数分解:

$2^2\times 5^1\times {\mathrm{1049}}^1\times {\mathrm{1933}}^1$

素因数の和:2991

約数の個数: 24

約数和(自身を含む): 85289400

約数和(自身を除く): 44735060

約数列:

[1, 2, 4, 5, 10, 20, 1049, 1933, 2098, 3866, 4196, 5245, 7732, 9665, 10490, 19330, 20980, 38660, 2027717, 4055434, 8110868, 10138585, 20277170, 40554340]

約数ペア:

[(1, 40554340), (2, 20277170), (4, 10138585), (5, 8110868), (10, 4055434), (20, 2027717), (1049, 38660), (1933, 20980), (2098, 19330), (3866, 10490), (4196, 9665), (5245, 7732)]