56221420

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{6709}}^1$

素因数の和:7137

約数の個数: 24

約数和(自身を含む): 118364400

約数和(自身を除く): 62142980

約数列:

[1, 2, 4, 5, 10, 20, 419, 838, 1676, 2095, 4190, 6709, 8380, 13418, 26836, 33545, 67090, 134180, 2811071, 5622142, 11244284, 14055355, 28110710, 56221420]

約数ペア:

[(1, 56221420), (2, 28110710), (4, 14055355), (5, 11244284), (10, 5622142), (20, 2811071), (419, 134180), (838, 67090), (1676, 33545), (2095, 26836), (4190, 13418), (6709, 8380)]