2064880

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{487}}^1$

素因数の和:553

約数の個数: 40

約数和(自身を含む): 4901472

約数和(自身を除く): 2836592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 487, 530, 848, 974, 1060, 1948, 2120, 2435, 3896, 4240, 4870, 7792, 9740, 19480, 25811, 38960, 51622, 103244, 129055, 206488, 258110, 412976, 516220, 1032440, 2064880]

約数ペア:

[(1, 2064880), (2, 1032440), (4, 516220), (5, 412976), (8, 258110), (10, 206488), (16, 129055), (20, 103244), (40, 51622), (53, 38960), (80, 25811), (106, 19480), (212, 9740), (265, 7792), (424, 4870), (487, 4240), (530, 3896), (848, 2435), (974, 2120), (1060, 1948)]