11620240

素因数分解:

$2^4\times 5^1\times {\mathrm{145253}}^1$

素因数の和:145266

約数の個数: 20

約数和(自身を含む): 27017244

約数和(自身を除く): 15397004

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 145253, 290506, 581012, 726265, 1162024, 1452530, 2324048, 2905060, 5810120, 11620240]

約数ペア:

[(1, 11620240), (2, 5810120), (4, 2905060), (5, 2324048), (8, 1452530), (10, 1162024), (16, 726265), (20, 581012), (40, 290506), (80, 145253)]