1320221930

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{12757}}^1$

素因数の和:12974

約数の個数: 32

約数和(自身を含む): 2425040640

約数和(自身を除く): 1104818710

約数列:

[1, 2, 5, 10, 79, 131, 158, 262, 395, 655, 790, 1310, 10349, 12757, 20698, 25514, 51745, 63785, 103490, 127570, 1007803, 1671167, 2015606, 3342334, 5039015, 8355835, 10078030, 16711670, 132022193, 264044386, 660110965, 1320221930]

約数ペア:

[(1, 1320221930), (2, 660110965), (5, 264044386), (10, 132022193), (79, 16711670), (131, 10078030), (158, 8355835), (262, 5039015), (395, 3342334), (655, 2015606), (790, 1671167), (1310, 1007803), (10349, 127570), (12757, 103490), (20698, 63785), (25514, 51745)]