487780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^3$

素因数の和:96

約数の個数: 24

約数和(自身を含む): 1060920

約数和(自身を除く): 573140

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 841, 1682, 3364, 4205, 8410, 16820, 24389, 48778, 97556, 121945, 243890, 487780]

約数ペア:

[(1, 487780), (2, 243890), (4, 121945), (5, 97556), (10, 48778), (20, 24389), (29, 16820), (58, 8410), (116, 4205), (145, 3364), (290, 1682), (580, 841)]