1772920

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{349}}^1$

素因数の和:487

約数の個数: 32

約数和(自身を含む): 4032000

約数和(自身を除く): 2259080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 349, 508, 635, 698, 1016, 1270, 1396, 1745, 2540, 2792, 3490, 5080, 6980, 13960, 44323, 88646, 177292, 221615, 354584, 443230, 886460, 1772920]

約数ペア:

[(1, 1772920), (2, 886460), (4, 443230), (5, 354584), (8, 221615), (10, 177292), (20, 88646), (40, 44323), (127, 13960), (254, 6980), (349, 5080), (508, 3490), (635, 2792), (698, 2540), (1016, 1745), (1270, 1396)]