20148620

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{34739}}^1$

素因数の和:34777

約数の個数: 24

約数和(自身を含む): 43772400

約数和(自身を除く): 23623780

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 34739, 69478, 138956, 173695, 347390, 694780, 1007431, 2014862, 4029724, 5037155, 10074310, 20148620]

約数ペア:

[(1, 20148620), (2, 10074310), (4, 5037155), (5, 4029724), (10, 2014862), (20, 1007431), (29, 694780), (58, 347390), (116, 173695), (145, 138956), (290, 69478), (580, 34739)]