7281140

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{6869}}^1$

素因数の和:6931

約数の個数: 24

約数和(自身を含む): 15581160

約数和(自身を除く): 8300020

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 6869, 13738, 27476, 34345, 68690, 137380, 364057, 728114, 1456228, 1820285, 3640570, 7281140]

約数ペア:

[(1, 7281140), (2, 3640570), (4, 1820285), (5, 1456228), (10, 728114), (20, 364057), (53, 137380), (106, 68690), (212, 34345), (265, 27476), (530, 13738), (1060, 6869)]