89847580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{2341}}^1$

素因数の和:2470

約数の個数: 48

約数和(自身を含む): 200662560

約数和(自身を除く): 110814980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 101, 190, 202, 380, 404, 505, 1010, 1919, 2020, 2341, 3838, 4682, 7676, 9364, 9595, 11705, 19190, 23410, 38380, 44479, 46820, 88958, 177916, 222395, 236441, 444790, 472882, 889580, 945764, 1182205, 2364410, 4492379, 4728820, 8984758, 17969516, 22461895, 44923790, 89847580]

約数ペア:

[(1, 89847580), (2, 44923790), (4, 22461895), (5, 17969516), (10, 8984758), (19, 4728820), (20, 4492379), (38, 2364410), (76, 1182205), (95, 945764), (101, 889580), (190, 472882), (202, 444790), (380, 236441), (404, 222395), (505, 177916), (1010, 88958), (1919, 46820), (2020, 44479), (2341, 38380), (3838, 23410), (4682, 19190), (7676, 11705), (9364, 9595)]