206738420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1476703}}^1$

素因数の和:1476719

約数の個数: 24

約数和(自身を含む): 496172544

約数和(自身を除く): 289434124

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1476703, 2953406, 5906812, 7383515, 10336921, 14767030, 20673842, 29534060, 41347684, 51684605, 103369210, 206738420]

約数ペア:

[(1, 206738420), (2, 103369210), (4, 51684605), (5, 41347684), (7, 29534060), (10, 20673842), (14, 14767030), (20, 10336921), (28, 7383515), (35, 5906812), (70, 2953406), (140, 1476703)]