20041508920

素因数分解:

$2^3\times 5^1\times {\mathrm{433}}^1\times {\mathrm{1157131}}^1$

素因数の和:1157575

約数の個数: 32

約数和(自身を含む): 45197575920

約数和(自身を除く): 25156067000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 433, 866, 1732, 2165, 3464, 4330, 8660, 17320, 1157131, 2314262, 4628524, 5785655, 9257048, 11571310, 23142620, 46285240, 501037723, 1002075446, 2004150892, 2505188615, 4008301784, 5010377230, 10020754460, 20041508920]

約数ペア:

[(1, 20041508920), (2, 10020754460), (4, 5010377230), (5, 4008301784), (8, 2505188615), (10, 2004150892), (20, 1002075446), (40, 501037723), (433, 46285240), (866, 23142620), (1732, 11571310), (2165, 9257048), (3464, 5785655), (4330, 4628524), (8660, 2314262), (17320, 1157131)]