388041710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{57149}}^1$

素因数の和:57260

約数の個数: 32

約数和(自身を含む): 806500800

約数和(自身を除く): 418459090

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 97, 194, 485, 679, 970, 1358, 3395, 6790, 57149, 114298, 285745, 400043, 571490, 800086, 2000215, 4000430, 5543453, 11086906, 27717265, 38804171, 55434530, 77608342, 194020855, 388041710]

約数ペア:

[(1, 388041710), (2, 194020855), (5, 77608342), (7, 55434530), (10, 38804171), (14, 27717265), (35, 11086906), (70, 5543453), (97, 4000430), (194, 2000215), (485, 800086), (679, 571490), (970, 400043), (1358, 285745), (3395, 114298), (6790, 57149)]