1806520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2377}}^1$

素因数の和:2407

約数の個数: 32

約数和(自身を含む): 4280400

約数和(自身を除く): 2473880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 2377, 4754, 9508, 11885, 19016, 23770, 45163, 47540, 90326, 95080, 180652, 225815, 361304, 451630, 903260, 1806520]

約数ペア:

[(1, 1806520), (2, 903260), (4, 451630), (5, 361304), (8, 225815), (10, 180652), (19, 95080), (20, 90326), (38, 47540), (40, 45163), (76, 23770), (95, 19016), (152, 11885), (190, 9508), (380, 4754), (760, 2377)]