8815730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^2$

素因数の和:239

約数の個数: 48

約数和(自身を含む): 19970496

約数和(自身を除く): 11154766

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 107, 110, 154, 214, 385, 535, 749, 770, 1070, 1177, 1498, 2354, 3745, 5885, 7490, 8239, 11449, 11770, 16478, 22898, 41195, 57245, 80143, 82390, 114490, 125939, 160286, 251878, 400715, 629695, 801430, 881573, 1259390, 1763146, 4407865, 8815730]

約数ペア:

[(1, 8815730), (2, 4407865), (5, 1763146), (7, 1259390), (10, 881573), (11, 801430), (14, 629695), (22, 400715), (35, 251878), (55, 160286), (70, 125939), (77, 114490), (107, 82390), (110, 80143), (154, 57245), (214, 41195), (385, 22898), (535, 16478), (749, 11770), (770, 11449), (1070, 8239), (1177, 7490), (1498, 5885), (2354, 3745)]