4208720

素因数分解:

$2^4\times 5^1\times {\mathrm{52609}}^1$

素因数の和:52622

約数の個数: 20

約数和(自身を含む): 9785460

約数和(自身を除く): 5576740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 52609, 105218, 210436, 263045, 420872, 526090, 841744, 1052180, 2104360, 4208720]

約数ペア:

[(1, 4208720), (2, 2104360), (4, 1052180), (5, 841744), (8, 526090), (10, 420872), (16, 263045), (20, 210436), (40, 105218), (80, 52609)]