2499691340

素因数分解:

$2^2\times 5^1\times {\mathrm{1787}}^1\times {\mathrm{69941}}^1$

素因数の和:71737

約数の個数: 24

約数和(自身を含む): 5252364432

約数和(自身を除く): 2752673092

約数列:

[1, 2, 4, 5, 10, 20, 1787, 3574, 7148, 8935, 17870, 35740, 69941, 139882, 279764, 349705, 699410, 1398820, 124984567, 249969134, 499938268, 624922835, 1249845670, 2499691340]

約数ペア:

[(1, 2499691340), (2, 1249845670), (4, 624922835), (5, 499938268), (10, 249969134), (20, 124984567), (1787, 1398820), (3574, 699410), (7148, 349705), (8935, 279764), (17870, 139882), (35740, 69941)]