20108130

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{13679}}^1$

素因数の和:13703

約数の個数: 48

約数和(自身を含む): 56142720

約数和(自身を除く): 36034590

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 13679, 27358, 41037, 68395, 82074, 95753, 136790, 191506, 205185, 287259, 410370, 478765, 574518, 670271, 957530, 1340542, 1436295, 2010813, 2872590, 3351355, 4021626, 6702710, 10054065, 20108130]

約数ペア:

[(1, 20108130), (2, 10054065), (3, 6702710), (5, 4021626), (6, 3351355), (7, 2872590), (10, 2010813), (14, 1436295), (15, 1340542), (21, 957530), (30, 670271), (35, 574518), (42, 478765), (49, 410370), (70, 287259), (98, 205185), (105, 191506), (147, 136790), (210, 95753), (245, 82074), (294, 68395), (490, 41037), (735, 27358), (1470, 13679)]