20416900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{29167}}^1$

素因数の和:29188

約数の個数: 36

約数和(自身を含む): 50635648

約数和(自身を除く): 30218748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 29167, 58334, 116668, 145835, 204169, 291670, 408338, 583340, 729175, 816676, 1020845, 1458350, 2041690, 2916700, 4083380, 5104225, 10208450, 20416900]

約数ペア:

[(1, 20416900), (2, 10208450), (4, 5104225), (5, 4083380), (7, 2916700), (10, 2041690), (14, 1458350), (20, 1020845), (25, 816676), (28, 729175), (35, 583340), (50, 408338), (70, 291670), (100, 204169), (140, 145835), (175, 116668), (350, 58334), (700, 29167)]