67088720

素因数分解:

$2^4\times 5^1\times {\mathrm{838609}}^1$

素因数の和:838622

約数の個数: 20

約数和(自身を含む): 155981460

約数和(自身を除く): 88892740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 838609, 1677218, 3354436, 4193045, 6708872, 8386090, 13417744, 16772180, 33544360, 67088720]

約数ペア:

[(1, 67088720), (2, 33544360), (4, 16772180), (5, 13417744), (8, 8386090), (10, 6708872), (16, 4193045), (20, 3354436), (40, 1677218), (80, 838609)]