2721066670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{99929}}^1$

素因数の和:100332

約数の個数: 32

約数和(自身を含む): 5612068800

約数和(自身を除く): 2891002130

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 389, 778, 1945, 2723, 3890, 5446, 13615, 27230, 99929, 199858, 499645, 699503, 999290, 1399006, 3497515, 6995030, 38872381, 77744762, 194361905, 272106667, 388723810, 544213334, 1360533335, 2721066670]

約数ペア:

[(1, 2721066670), (2, 1360533335), (5, 544213334), (7, 388723810), (10, 272106667), (14, 194361905), (35, 77744762), (70, 38872381), (389, 6995030), (778, 3497515), (1945, 1399006), (2723, 999290), (3890, 699503), (5446, 499645), (13615, 199858), (27230, 99929)]