1310974790

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2149139}}^1$

素因数の和:2149207

約数の個数: 16

約数和(自身を含む): 2398440240

約数和(自身を除く): 1087465450

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 2149139, 4298278, 10745695, 21491390, 131097479, 262194958, 655487395, 1310974790]

約数ペア:

[(1, 1310974790), (2, 655487395), (5, 262194958), (10, 131097479), (61, 21491390), (122, 10745695), (305, 4298278), (610, 2149139)]