71039420

素因数分解:

$2^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{12823}}^1$

素因数の和:13109

約数の個数: 24

約数和(自身を含む): 149733024

約数和(自身を除く): 78693604

約数列:

[1, 2, 4, 5, 10, 20, 277, 554, 1108, 1385, 2770, 5540, 12823, 25646, 51292, 64115, 128230, 256460, 3551971, 7103942, 14207884, 17759855, 35519710, 71039420]

約数ペア:

[(1, 71039420), (2, 35519710), (4, 17759855), (5, 14207884), (10, 7103942), (20, 3551971), (277, 256460), (554, 128230), (1108, 64115), (1385, 51292), (2770, 25646), (5540, 12823)]