921664660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{227011}}^1$

素因数の和:227056

約数の個数: 48

約数和(自身を含む): 2288280960

約数和(自身を除く): 1366616300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 227011, 454022, 908044, 1135055, 1589077, 2270110, 3178154, 4540220, 6356308, 6583319, 7945385, 13166638, 15890770, 26333276, 31781540, 32916595, 46083233, 65833190, 92166466, 131666380, 184332932, 230416165, 460832330, 921664660]

約数ペア:

[(1, 921664660), (2, 460832330), (4, 230416165), (5, 184332932), (7, 131666380), (10, 92166466), (14, 65833190), (20, 46083233), (28, 32916595), (29, 31781540), (35, 26333276), (58, 15890770), (70, 13166638), (116, 7945385), (140, 6583319), (145, 6356308), (203, 4540220), (290, 3178154), (406, 2270110), (580, 1589077), (812, 1135055), (1015, 908044), (2030, 454022), (4060, 227011)]