807730820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3106657}}^1$

素因数の和:3106679

約数の個数: 24

約数和(自身を含む): 1826714904

約数和(自身を除く): 1018984084

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 3106657, 6213314, 12426628, 15533285, 31066570, 40386541, 62133140, 80773082, 161546164, 201932705, 403865410, 807730820]

約数ペア:

[(1, 807730820), (2, 403865410), (4, 201932705), (5, 161546164), (10, 80773082), (13, 62133140), (20, 40386541), (26, 31066570), (52, 15533285), (65, 12426628), (130, 6213314), (260, 3106657)]