2080365070

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{4245643}}^1$

素因数の和:4245664

約数の個数: 24

約数和(自身を含む): 4356030744

約数和(自身を除く): 2275665674

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 4245643, 8491286, 21228215, 29719501, 42456430, 59439002, 148597505, 208036507, 297195010, 416073014, 1040182535, 2080365070]

約数ペア:

[(1, 2080365070), (2, 1040182535), (5, 416073014), (7, 297195010), (10, 208036507), (14, 148597505), (35, 59439002), (49, 42456430), (70, 29719501), (98, 21228215), (245, 8491286), (490, 4245643)]