78970340

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{84011}}^1$

素因数の和:84067

約数の個数: 24

約数和(自身を含む): 169368192

約数和(自身を除く): 90397852

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 84011, 168022, 336044, 420055, 840110, 1680220, 3948517, 7897034, 15794068, 19742585, 39485170, 78970340]

約数ペア:

[(1, 78970340), (2, 39485170), (4, 19742585), (5, 15794068), (10, 7897034), (20, 3948517), (47, 1680220), (94, 840110), (188, 420055), (235, 336044), (470, 168022), (940, 84011)]