13453040

素因数分解:

$2^4\times 5^1\times {\mathrm{337}}^1\times {\mathrm{499}}^1$

素因数の和:849

約数の個数: 40

約数和(自身を含む): 31434000

約数和(自身を除く): 17980960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 337, 499, 674, 998, 1348, 1685, 1996, 2495, 2696, 3370, 3992, 4990, 5392, 6740, 7984, 9980, 13480, 19960, 26960, 39920, 168163, 336326, 672652, 840815, 1345304, 1681630, 2690608, 3363260, 6726520, 13453040]

約数ペア:

[(1, 13453040), (2, 6726520), (4, 3363260), (5, 2690608), (8, 1681630), (10, 1345304), (16, 840815), (20, 672652), (40, 336326), (80, 168163), (337, 39920), (499, 26960), (674, 19960), (998, 13480), (1348, 9980), (1685, 7984), (1996, 6740), (2495, 5392), (2696, 4990), (3370, 3992)]