40959980

素因数分解:

$2^2\times 5^1\times {\mathrm{839}}^1\times {\mathrm{2441}}^1$

素因数の和:3289

約数の個数: 24

約数和(自身を含む): 86153760

約数和(自身を除く): 45193780

約数列:

[1, 2, 4, 5, 10, 20, 839, 1678, 2441, 3356, 4195, 4882, 8390, 9764, 12205, 16780, 24410, 48820, 2047999, 4095998, 8191996, 10239995, 20479990, 40959980]

約数ペア:

[(1, 40959980), (2, 20479990), (4, 10239995), (5, 8191996), (10, 4095998), (20, 2047999), (839, 48820), (1678, 24410), (2441, 16780), (3356, 12205), (4195, 9764), (4882, 8390)]