71380460

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{53269}}^1$

素因数の和:53345

約数の個数: 24

約数和(自身を含む): 152139120

約数和(自身を除く): 80758660

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 53269, 106538, 213076, 266345, 532690, 1065380, 3569023, 7138046, 14276092, 17845115, 35690230, 71380460]

約数ペア:

[(1, 71380460), (2, 35690230), (4, 17845115), (5, 14276092), (10, 7138046), (20, 3569023), (67, 1065380), (134, 532690), (268, 266345), (335, 213076), (670, 106538), (1340, 53269)]