20450600

素因数分解:

$2^3\times 5^2\times {\mathrm{102253}}^1$

素因数の和:102269

約数の個数: 24

約数和(自身を含む): 47548110

約数和(自身を除く): 27097510

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 102253, 204506, 409012, 511265, 818024, 1022530, 2045060, 2556325, 4090120, 5112650, 10225300, 20450600]

約数ペア:

[(1, 20450600), (2, 10225300), (4, 5112650), (5, 4090120), (8, 2556325), (10, 2045060), (20, 1022530), (25, 818024), (40, 511265), (50, 409012), (100, 204506), (200, 102253)]