2897682020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{401341}}^1$

素因数の和:401388

約数の個数: 36

約数和(自身を含む): 6422274684

約数和(自身を除く): 3524592664

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1444, 1805, 3610, 7220, 401341, 802682, 1605364, 2006705, 4013410, 7625479, 8026820, 15250958, 30501916, 38127395, 76254790, 144884101, 152509580, 289768202, 579536404, 724420505, 1448841010, 2897682020]

約数ペア:

[(1, 2897682020), (2, 1448841010), (4, 724420505), (5, 579536404), (10, 289768202), (19, 152509580), (20, 144884101), (38, 76254790), (76, 38127395), (95, 30501916), (190, 15250958), (361, 8026820), (380, 7625479), (722, 4013410), (1444, 2006705), (1805, 1605364), (3610, 802682), (7220, 401341)]