201601940

素因数分解:

$2^2\times 5^1\times {\mathrm{1451}}^1\times {\mathrm{6947}}^1$

素因数の和:8407

約数の個数: 24

約数和(自身を含む): 423716832

約数和(自身を除く): 222114892

約数列:

[1, 2, 4, 5, 10, 20, 1451, 2902, 5804, 6947, 7255, 13894, 14510, 27788, 29020, 34735, 69470, 138940, 10080097, 20160194, 40320388, 50400485, 100800970, 201601940]

約数ペア:

[(1, 201601940), (2, 100800970), (4, 50400485), (5, 40320388), (10, 20160194), (20, 10080097), (1451, 138940), (2902, 69470), (5804, 34735), (6947, 29020), (7255, 27788), (13894, 14510)]