2781040

素因数分解:

$2^4\times 5^1\times {\mathrm{34763}}^1$

素因数の和:34776

約数の個数: 20

約数和(自身を含む): 6466104

約数和(自身を除く): 3685064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 34763, 69526, 139052, 173815, 278104, 347630, 556208, 695260, 1390520, 2781040]

約数ペア:

[(1, 2781040), (2, 1390520), (4, 695260), (5, 556208), (8, 347630), (10, 278104), (16, 173815), (20, 139052), (40, 69526), (80, 34763)]