1320321430

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1970629}}^1$

素因数の和:1970703

約数の個数: 16

約数和(自身を含む): 2412051120

約数和(自身を除く): 1091729690

約数列:

[1, 2, 5, 10, 67, 134, 335, 670, 1970629, 3941258, 9853145, 19706290, 132032143, 264064286, 660160715, 1320321430]

約数ペア:

[(1, 1320321430), (2, 660160715), (5, 264064286), (10, 132032143), (67, 19706290), (134, 9853145), (335, 3941258), (670, 1970629)]