1994296400

素因数分解:

$2^4\times 5^2\times {\mathrm{4985741}}^1$

素因数の和:4985759

約数の個数: 30

約数和(自身を含む): 4791298062

約数和(自身を除く): 2797001662

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 4985741, 9971482, 19942964, 24928705, 39885928, 49857410, 79771856, 99714820, 124643525, 199429640, 249287050, 398859280, 498574100, 997148200, 1994296400]

約数ペア:

[(1, 1994296400), (2, 997148200), (4, 498574100), (5, 398859280), (8, 249287050), (10, 199429640), (16, 124643525), (20, 99714820), (25, 79771856), (40, 49857410), (50, 39885928), (80, 24928705), (100, 19942964), (200, 9971482), (400, 4985741)]