20434040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{46441}}^1$

素因数の和:46463

約数の個数: 32

約数和(自身を含む): 50157360

約数和(自身を除く): 29723320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 46441, 92882, 185764, 232205, 371528, 464410, 510851, 928820, 1021702, 1857640, 2043404, 2554255, 4086808, 5108510, 10217020, 20434040]

約数ペア:

[(1, 20434040), (2, 10217020), (4, 5108510), (5, 4086808), (8, 2554255), (10, 2043404), (11, 1857640), (20, 1021702), (22, 928820), (40, 510851), (44, 464410), (55, 371528), (88, 232205), (110, 185764), (220, 92882), (440, 46441)]