8630740

素因数分解:

$2^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{983}}^1$

素因数の和:1431

約数の個数: 24

約数和(自身を含む): 18184320

約数和(自身を除く): 9553580

約数列:

[1, 2, 4, 5, 10, 20, 439, 878, 983, 1756, 1966, 2195, 3932, 4390, 4915, 8780, 9830, 19660, 431537, 863074, 1726148, 2157685, 4315370, 8630740]

約数ペア:

[(1, 8630740), (2, 4315370), (4, 2157685), (5, 1726148), (10, 863074), (20, 431537), (439, 19660), (878, 9830), (983, 8780), (1756, 4915), (1966, 4390), (2195, 3932)]