18844640

素因数分解:

$2^5\times 5^1\times {\mathrm{117779}}^1$

素因数の和:117794

約数の個数: 24

約数和(自身を含む): 44520840

約数和(自身を除く): 25676200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 117779, 235558, 471116, 588895, 942232, 1177790, 1884464, 2355580, 3768928, 4711160, 9422320, 18844640]

約数ペア:

[(1, 18844640), (2, 9422320), (4, 4711160), (5, 3768928), (8, 2355580), (10, 1884464), (16, 1177790), (20, 942232), (32, 588895), (40, 471116), (80, 235558), (160, 117779)]