20906410

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{3079}}^1$

素因数の和:3190

約数の個数: 32

約数和(自身を含む): 43464960

約数和(自身を除く): 22558550

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 97, 194, 485, 679, 970, 1358, 3079, 3395, 6158, 6790, 15395, 21553, 30790, 43106, 107765, 215530, 298663, 597326, 1493315, 2090641, 2986630, 4181282, 10453205, 20906410]

約数ペア:

[(1, 20906410), (2, 10453205), (5, 4181282), (7, 2986630), (10, 2090641), (14, 1493315), (35, 597326), (70, 298663), (97, 215530), (194, 107765), (485, 43106), (679, 30790), (970, 21553), (1358, 15395), (3079, 6790), (3395, 6158)]