39791990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{5519}}^1$

素因数の和:5636

約数の個数: 32

約数和(自身を含む): 82667520

約数和(自身を除く): 42875530

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 103, 206, 515, 721, 1030, 1442, 3605, 5519, 7210, 11038, 27595, 38633, 55190, 77266, 193165, 386330, 568457, 1136914, 2842285, 3979199, 5684570, 7958398, 19895995, 39791990]

約数ペア:

[(1, 39791990), (2, 19895995), (5, 7958398), (7, 5684570), (10, 3979199), (14, 2842285), (35, 1136914), (70, 568457), (103, 386330), (206, 193165), (515, 77266), (721, 55190), (1030, 38633), (1442, 27595), (3605, 11038), (5519, 7210)]