1066220

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{599}}^1$

素因数の和:697

約数の個数: 24

約数和(自身を含む): 2268000

約数和(自身を除く): 1201780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 599, 890, 1198, 1780, 2396, 2995, 5990, 11980, 53311, 106622, 213244, 266555, 533110, 1066220]

約数ペア:

[(1, 1066220), (2, 533110), (4, 266555), (5, 213244), (10, 106622), (20, 53311), (89, 11980), (178, 5990), (356, 2995), (445, 2396), (599, 1780), (890, 1198)]