68884720

素因数分解:

$2^4\times 5^1\times {\mathrm{861059}}^1$

素因数の和:861072

約数の個数: 20

約数和(自身を含む): 160157160

約数和(自身を除く): 91272440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 861059, 1722118, 3444236, 4305295, 6888472, 8610590, 13776944, 17221180, 34442360, 68884720]

約数ペア:

[(1, 68884720), (2, 34442360), (4, 17221180), (5, 13776944), (8, 8610590), (10, 6888472), (16, 4305295), (20, 3444236), (40, 1722118), (80, 861059)]