30816040

素因数分解:

$2^3\times 5^1\times {\mathrm{770401}}^1$

素因数の和:770412

約数の個数: 16

約数和(自身を含む): 69336180

約数和(自身を除く): 38520140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 770401, 1540802, 3081604, 3852005, 6163208, 7704010, 15408020, 30816040]

約数ペア:

[(1, 30816040), (2, 15408020), (4, 7704010), (5, 6163208), (8, 3852005), (10, 3081604), (20, 1540802), (40, 770401)]