2690408090

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1759}}^1\times {\mathrm{3557}}^1$

素因数の和:5366

約数の個数: 32

約数和(自身を含む): 4959567360

約数和(自身を除く): 2269159270

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 1759, 3518, 3557, 7114, 8795, 17590, 17785, 35570, 75637, 151274, 152951, 305902, 378185, 756370, 764755, 1529510, 6256763, 12513526, 31283815, 62567630, 269040809, 538081618, 1345204045, 2690408090]

約数ペア:

[(1, 2690408090), (2, 1345204045), (5, 538081618), (10, 269040809), (43, 62567630), (86, 31283815), (215, 12513526), (430, 6256763), (1759, 1529510), (3518, 764755), (3557, 756370), (7114, 378185), (8795, 305902), (17590, 152951), (17785, 151274), (35570, 75637)]