2012024780

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1130351}}^1$

素因数の和:1130449

約数の個数: 24

約数和(自身を含む): 4272730560

約数和(自身を除く): 2260705780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 1130351, 2260702, 4521404, 5651755, 11303510, 22607020, 100601239, 201202478, 402404956, 503006195, 1006012390, 2012024780]

約数ペア:

[(1, 2012024780), (2, 1006012390), (4, 503006195), (5, 402404956), (10, 201202478), (20, 100601239), (89, 22607020), (178, 11303510), (356, 5651755), (445, 4521404), (890, 2260702), (1780, 1130351)]