2115940

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2251}}^1$

素因数の和:2307

約数の個数: 24

約数和(自身を含む): 4540032

約数和(自身を除く): 2424092

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 2251, 4502, 9004, 11255, 22510, 45020, 105797, 211594, 423188, 528985, 1057970, 2115940]

約数ペア:

[(1, 2115940), (2, 1057970), (4, 528985), (5, 423188), (10, 211594), (20, 105797), (47, 45020), (94, 22510), (188, 11255), (235, 9004), (470, 4502), (940, 2251)]