69840260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{498859}}^1$

素因数の和:498875

約数の個数: 24

約数和(自身を含む): 167616960

約数和(自身を除く): 97776700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 498859, 997718, 1995436, 2494295, 3492013, 4988590, 6984026, 9977180, 13968052, 17460065, 34920130, 69840260]

約数ペア:

[(1, 69840260), (2, 34920130), (4, 17460065), (5, 13968052), (7, 9977180), (10, 6984026), (14, 4988590), (20, 3492013), (28, 2494295), (35, 1995436), (70, 997718), (140, 498859)]