4392040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5779}}^1$

素因数の和:5809

約数の個数: 32

約数和(自身を含む): 10404000

約数和(自身を除く): 6011960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 5779, 11558, 23116, 28895, 46232, 57790, 109801, 115580, 219602, 231160, 439204, 549005, 878408, 1098010, 2196020, 4392040]

約数ペア:

[(1, 4392040), (2, 2196020), (4, 1098010), (5, 878408), (8, 549005), (10, 439204), (19, 231160), (20, 219602), (38, 115580), (40, 109801), (76, 57790), (95, 46232), (152, 28895), (190, 23116), (380, 11558), (760, 5779)]