9571280

素因数分解:

$2^4\times 5^1\times {\mathrm{181}}^1\times {\mathrm{661}}^1$

素因数の和:855

約数の個数: 40

約数和(自身を含む): 22410024

約数和(自身を除く): 12838744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 181, 362, 661, 724, 905, 1322, 1448, 1810, 2644, 2896, 3305, 3620, 5288, 6610, 7240, 10576, 13220, 14480, 26440, 52880, 119641, 239282, 478564, 598205, 957128, 1196410, 1914256, 2392820, 4785640, 9571280]

約数ペア:

[(1, 9571280), (2, 4785640), (4, 2392820), (5, 1914256), (8, 1196410), (10, 957128), (16, 598205), (20, 478564), (40, 239282), (80, 119641), (181, 52880), (362, 26440), (661, 14480), (724, 13220), (905, 10576), (1322, 7240), (1448, 6610), (1810, 5288), (2644, 3620), (2896, 3305)]