19833400

素因数分解:

$2^3\times 5^2\times {\mathrm{131}}^1\times {\mathrm{757}}^1$

素因数の和:904

約数の個数: 48

約数和(自身を含む): 46526040

約数和(自身を除く): 26692640

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 131, 200, 262, 524, 655, 757, 1048, 1310, 1514, 2620, 3028, 3275, 3785, 5240, 6056, 6550, 7570, 13100, 15140, 18925, 26200, 30280, 37850, 75700, 99167, 151400, 198334, 396668, 495835, 793336, 991670, 1983340, 2479175, 3966680, 4958350, 9916700, 19833400]

約数ペア:

[(1, 19833400), (2, 9916700), (4, 4958350), (5, 3966680), (8, 2479175), (10, 1983340), (20, 991670), (25, 793336), (40, 495835), (50, 396668), (100, 198334), (131, 151400), (200, 99167), (262, 75700), (524, 37850), (655, 30280), (757, 26200), (1048, 18925), (1310, 15140), (1514, 13100), (2620, 7570), (3028, 6550), (3275, 6056), (3785, 5240)]