11122120

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{2753}}^1$

素因数の和:2865

約数の個数: 32

約数和(自身を含む): 25281720

約数和(自身を除く): 14159600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 2753, 4040, 5506, 11012, 13765, 22024, 27530, 55060, 110120, 278053, 556106, 1112212, 1390265, 2224424, 2780530, 5561060, 11122120]

約数ペア:

[(1, 11122120), (2, 5561060), (4, 2780530), (5, 2224424), (8, 1390265), (10, 1112212), (20, 556106), (40, 278053), (101, 110120), (202, 55060), (404, 27530), (505, 22024), (808, 13765), (1010, 11012), (2020, 5506), (2753, 4040)]