2609220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43487}}^1$

素因数の和:43499

約数の個数: 24

約数和(自身を含む): 7305984

約数和(自身を除く): 4696764

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 43487, 86974, 130461, 173948, 217435, 260922, 434870, 521844, 652305, 869740, 1304610, 2609220]

約数ペア:

[(1, 2609220), (2, 1304610), (3, 869740), (4, 652305), (5, 521844), (6, 434870), (10, 260922), (12, 217435), (15, 173948), (20, 130461), (30, 86974), (60, 43487)]