8212570

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{269}}^1$

素因数の和:390

約数の個数: 32

約数和(自身を含む): 15396480

約数和(自身を除く): 7183910

約数列:

[1, 2, 5, 10, 43, 71, 86, 142, 215, 269, 355, 430, 538, 710, 1345, 2690, 3053, 6106, 11567, 15265, 19099, 23134, 30530, 38198, 57835, 95495, 115670, 190990, 821257, 1642514, 4106285, 8212570]

約数ペア:

[(1, 8212570), (2, 4106285), (5, 1642514), (10, 821257), (43, 190990), (71, 115670), (86, 95495), (142, 57835), (215, 38198), (269, 30530), (355, 23134), (430, 19099), (538, 15265), (710, 11567), (1345, 6106), (2690, 3053)]