98780720

素因数分解:

$2^4\times 5^1\times {\mathrm{1234759}}^1$

素因数の和:1234772

約数の個数: 20

約数和(自身を含む): 229665360

約数和(自身を除く): 130884640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1234759, 2469518, 4939036, 6173795, 9878072, 12347590, 19756144, 24695180, 49390360, 98780720]

約数ペア:

[(1, 98780720), (2, 49390360), (4, 24695180), (5, 19756144), (8, 12347590), (10, 9878072), (16, 6173795), (20, 4939036), (40, 2469518), (80, 1234759)]