54559240

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{19211}}^1$

素因数の和:19293

約数の個数: 32

約数和(自身を含む): 124493760

約数和(自身を除く): 69934520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 19211, 38422, 76844, 96055, 153688, 192110, 384220, 768440, 1363981, 2727962, 5455924, 6819905, 10911848, 13639810, 27279620, 54559240]

約数ペア:

[(1, 54559240), (2, 27279620), (4, 13639810), (5, 10911848), (8, 6819905), (10, 5455924), (20, 2727962), (40, 1363981), (71, 768440), (142, 384220), (284, 192110), (355, 153688), (568, 96055), (710, 76844), (1420, 38422), (2840, 19211)]