1998133400

素因数分解:

$2^3\times 5^2\times {\mathrm{9990667}}^1$

素因数の和:9990683

約数の個数: 24

約数和(自身を含む): 4645660620

約数和(自身を除く): 2647527220

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 9990667, 19981334, 39962668, 49953335, 79925336, 99906670, 199813340, 249766675, 399626680, 499533350, 999066700, 1998133400]

約数ペア:

[(1, 1998133400), (2, 999066700), (4, 499533350), (5, 399626680), (8, 249766675), (10, 199813340), (20, 99906670), (25, 79925336), (40, 49953335), (50, 39962668), (100, 19981334), (200, 9990667)]