26628820

素因数分解:

$2^2\times 5^1\times {\mathrm{503}}^1\times {\mathrm{2647}}^1$

素因数の和:3159

約数の個数: 24

約数和(自身を含む): 56052864

約数和(自身を除く): 29424044

約数列:

[1, 2, 4, 5, 10, 20, 503, 1006, 2012, 2515, 2647, 5030, 5294, 10060, 10588, 13235, 26470, 52940, 1331441, 2662882, 5325764, 6657205, 13314410, 26628820]

約数ペア:

[(1, 26628820), (2, 13314410), (4, 6657205), (5, 5325764), (10, 2662882), (20, 1331441), (503, 52940), (1006, 26470), (2012, 13235), (2515, 10588), (2647, 10060), (5030, 5294)]