12793340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{91381}}^1$

素因数の和:91397

約数の個数: 24

約数和(自身を含む): 30704352

約数和(自身を除く): 17911012

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 91381, 182762, 365524, 456905, 639667, 913810, 1279334, 1827620, 2558668, 3198335, 6396670, 12793340]

約数ペア:

[(1, 12793340), (2, 6396670), (4, 3198335), (5, 2558668), (7, 1827620), (10, 1279334), (14, 913810), (20, 639667), (28, 456905), (35, 365524), (70, 182762), (140, 91381)]