47721820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{82279}}^1$

素因数の和:82317

約数の個数: 24

約数和(自身を含む): 103672800

約数和(自身を除く): 55950980

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 82279, 164558, 329116, 411395, 822790, 1645580, 2386091, 4772182, 9544364, 11930455, 23860910, 47721820]

約数ペア:

[(1, 47721820), (2, 23860910), (4, 11930455), (5, 9544364), (10, 4772182), (20, 2386091), (29, 1645580), (58, 822790), (116, 411395), (145, 329116), (290, 164558), (580, 82279)]