42302860

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{15439}}^1$

素因数の和:15585

約数の個数: 24

約数和(自身を含む): 89490240

約数和(自身を除く): 47187380

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 15439, 30878, 61756, 77195, 154390, 308780, 2115143, 4230286, 8460572, 10575715, 21151430, 42302860]

約数ペア:

[(1, 42302860), (2, 21151430), (4, 10575715), (5, 8460572), (10, 4230286), (20, 2115143), (137, 308780), (274, 154390), (548, 77195), (685, 61756), (1370, 30878), (2740, 15439)]