551399990

素因数分解:

$2^1\times 5^1\times {\mathrm{499}}^1\times {\mathrm{110501}}^1$

素因数の和:111007

約数の個数: 16

約数和(自身を含む): 994518000

約数和(自身を除く): 443118010

約数列:

[1, 2, 5, 10, 499, 998, 2495, 4990, 110501, 221002, 552505, 1105010, 55139999, 110279998, 275699995, 551399990]

約数ペア:

[(1, 551399990), (2, 275699995), (5, 110279998), (10, 55139999), (499, 1105010), (998, 552505), (2495, 221002), (4990, 110501)]