989220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{16487}}^1$

素因数の和:16499

約数の個数: 24

約数和(自身を含む): 2769984

約数和(自身を除く): 1780764

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 16487, 32974, 49461, 65948, 82435, 98922, 164870, 197844, 247305, 329740, 494610, 989220]

約数ペア:

[(1, 989220), (2, 494610), (3, 329740), (4, 247305), (5, 197844), (6, 164870), (10, 98922), (12, 82435), (15, 65948), (20, 49461), (30, 32974), (60, 16487)]