2780453005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{568019}}^1$

素因数の和:568124

約数の個数: 16

約数和(自身を含む): 3680769600

約数和(自身を除く): 900316595

約数列:

[1, 5, 11, 55, 89, 445, 979, 4895, 568019, 2840095, 6248209, 31241045, 50553691, 252768455, 556090601, 2780453005]

約数ペア:

[(1, 2780453005), (5, 556090601), (11, 252768455), (55, 50553691), (89, 31241045), (445, 6248209), (979, 2840095), (4895, 568019)]