204087160

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{108557}}^1$

素因数の和:108615

約数の個数: 32

約数和(自身を含む): 468970560

約数和(自身を除く): 264883400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 108557, 217114, 434228, 542785, 868456, 1085570, 2171140, 4342280, 5102179, 10204358, 20408716, 25510895, 40817432, 51021790, 102043580, 204087160]

約数ペア:

[(1, 204087160), (2, 102043580), (4, 51021790), (5, 40817432), (8, 25510895), (10, 20408716), (20, 10204358), (40, 5102179), (47, 4342280), (94, 2171140), (188, 1085570), (235, 868456), (376, 542785), (470, 434228), (940, 217114), (1880, 108557)]