8673920

素因数分解:

$2^7\times 5^1\times {\mathrm{13553}}^1$

素因数の和:13572

約数の個数: 32

約数和(自身を含む): 20737620

約数和(自身を除く): 12063700

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 13553, 27106, 54212, 67765, 108424, 135530, 216848, 271060, 433696, 542120, 867392, 1084240, 1734784, 2168480, 4336960, 8673920]

約数ペア:

[(1, 8673920), (2, 4336960), (4, 2168480), (5, 1734784), (8, 1084240), (10, 867392), (16, 542120), (20, 433696), (32, 271060), (40, 216848), (64, 135530), (80, 108424), (128, 67765), (160, 54212), (320, 27106), (640, 13553)]