53416420

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{39863}}^1$

素因数の和:39939

約数の個数: 24

約数和(自身を含む): 113851584

約数和(自身を除く): 60435164

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 39863, 79726, 159452, 199315, 398630, 797260, 2670821, 5341642, 10683284, 13354105, 26708210, 53416420]

約数ペア:

[(1, 53416420), (2, 26708210), (4, 13354105), (5, 10683284), (10, 5341642), (20, 2670821), (67, 797260), (134, 398630), (268, 199315), (335, 159452), (670, 79726), (1340, 39863)]