289921210

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{661}}^1\times {\mathrm{1907}}^1$

素因数の和:2598

約数の個数: 32

約数和(自身を含む): 545657472

約数和(自身を除く): 255736262

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 661, 1322, 1907, 3305, 3814, 6610, 9535, 15203, 19070, 30406, 43861, 76015, 87722, 152030, 219305, 438610, 1260527, 2521054, 6302635, 12605270, 28992121, 57984242, 144960605, 289921210]

約数ペア:

[(1, 289921210), (2, 144960605), (5, 57984242), (10, 28992121), (23, 12605270), (46, 6302635), (115, 2521054), (230, 1260527), (661, 438610), (1322, 219305), (1907, 152030), (3305, 87722), (3814, 76015), (6610, 43861), (9535, 30406), (15203, 19070)]