2102590

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{613}}^1$

素因数の和:641

約数の個数: 32

約数和(自身を含む): 4420800

約数和(自身を除く): 2318210

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 613, 686, 1226, 1715, 3065, 3430, 4291, 6130, 8582, 21455, 30037, 42910, 60074, 150185, 210259, 300370, 420518, 1051295, 2102590]

約数ペア:

[(1, 2102590), (2, 1051295), (5, 420518), (7, 300370), (10, 210259), (14, 150185), (35, 60074), (49, 42910), (70, 30037), (98, 21455), (245, 8582), (343, 6130), (490, 4291), (613, 3430), (686, 3065), (1226, 1715)]