8132540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1009}}^1$

素因数の和:1062

約数の個数: 48

約数和(自身を含む): 19004160

約数和(自身を除く): 10871620

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1009, 1612, 2015, 2018, 4030, 4036, 5045, 8060, 10090, 13117, 20180, 26234, 31279, 52468, 62558, 65585, 125116, 131170, 156395, 262340, 312790, 406627, 625580, 813254, 1626508, 2033135, 4066270, 8132540]

約数ペア:

[(1, 8132540), (2, 4066270), (4, 2033135), (5, 1626508), (10, 813254), (13, 625580), (20, 406627), (26, 312790), (31, 262340), (52, 156395), (62, 131170), (65, 125116), (124, 65585), (130, 62558), (155, 52468), (260, 31279), (310, 26234), (403, 20180), (620, 13117), (806, 10090), (1009, 8060), (1612, 5045), (2015, 4036), (2018, 4030)]