978049300

素因数分解:

$2^2\times 5^2\times {\mathrm{9780493}}^1$

素因数の和:9780507

約数の個数: 18

約数和(自身を含む): 2122367198

約数和(自身を除く): 1144317898

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 9780493, 19560986, 39121972, 48902465, 97804930, 195609860, 244512325, 489024650, 978049300]

約数ペア:

[(1, 978049300), (2, 489024650), (4, 244512325), (5, 195609860), (10, 97804930), (20, 48902465), (25, 39121972), (50, 19560986), (100, 9780493)]