9795920

素因数分解:

$2^4\times 5^1\times {\mathrm{122449}}^1$

素因数の和:122462

約数の個数: 20

約数和(自身を含む): 22775700

約数和(自身を除く): 12979780

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 122449, 244898, 489796, 612245, 979592, 1224490, 1959184, 2448980, 4897960, 9795920]

約数ペア:

[(1, 9795920), (2, 4897960), (4, 2448980), (5, 1959184), (8, 1224490), (10, 979592), (16, 612245), (20, 489796), (40, 244898), (80, 122449)]