2217847520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{1980221}}^1$

素因数の和:1980243

約数の個数: 48

約数和(自身を含む): 5988191328

約数和(自身を除く): 3770343808

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 1980221, 3960442, 7920884, 9901105, 13861547, 15841768, 19802210, 27723094, 31683536, 39604420, 55446188, 63367072, 69307735, 79208840, 110892376, 138615470, 158417680, 221784752, 277230940, 316835360, 443569504, 554461880, 1108923760, 2217847520]

約数ペア:

[(1, 2217847520), (2, 1108923760), (4, 554461880), (5, 443569504), (7, 316835360), (8, 277230940), (10, 221784752), (14, 158417680), (16, 138615470), (20, 110892376), (28, 79208840), (32, 69307735), (35, 63367072), (40, 55446188), (56, 39604420), (70, 31683536), (80, 27723094), (112, 19802210), (140, 15841768), (160, 13861547), (224, 9901105), (280, 7920884), (560, 3960442), (1120, 1980221)]