766943920

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{180883}}^1$

素因数の和:180949

約数の個数: 40

約数和(自身を含む): 1816798896

約数和(自身を除く): 1049854976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 180883, 361766, 723532, 904415, 1447064, 1808830, 2894128, 3617660, 7235320, 9586799, 14470640, 19173598, 38347196, 47933995, 76694392, 95867990, 153388784, 191735980, 383471960, 766943920]

約数ペア:

[(1, 766943920), (2, 383471960), (4, 191735980), (5, 153388784), (8, 95867990), (10, 76694392), (16, 47933995), (20, 38347196), (40, 19173598), (53, 14470640), (80, 9586799), (106, 7235320), (212, 3617660), (265, 2894128), (424, 1808830), (530, 1447064), (848, 904415), (1060, 723532), (2120, 361766), (4240, 180883)]