20353120

素因数分解:

$2^5\times 5^1\times {\mathrm{127207}}^1$

素因数の和:127222

約数の個数: 24

約数和(自身を含む): 48084624

約数和(自身を除く): 27731504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 127207, 254414, 508828, 636035, 1017656, 1272070, 2035312, 2544140, 4070624, 5088280, 10176560, 20353120]

約数ペア:

[(1, 20353120), (2, 10176560), (4, 5088280), (5, 4070624), (8, 2544140), (10, 2035312), (16, 1272070), (20, 1017656), (32, 636035), (40, 508828), (80, 254414), (160, 127207)]