26457820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{509}}^1$

素因数の和:654

約数の個数: 48

約数和(自身を含む): 58605120

約数和(自身を除く): 32147300

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 113, 115, 226, 230, 452, 460, 509, 565, 1018, 1130, 2036, 2260, 2545, 2599, 5090, 5198, 10180, 10396, 11707, 12995, 23414, 25990, 46828, 51980, 57517, 58535, 115034, 117070, 230068, 234140, 287585, 575170, 1150340, 1322891, 2645782, 5291564, 6614455, 13228910, 26457820]

約数ペア:

[(1, 26457820), (2, 13228910), (4, 6614455), (5, 5291564), (10, 2645782), (20, 1322891), (23, 1150340), (46, 575170), (92, 287585), (113, 234140), (115, 230068), (226, 117070), (230, 115034), (452, 58535), (460, 57517), (509, 51980), (565, 46828), (1018, 25990), (1130, 23414), (2036, 12995), (2260, 11707), (2545, 10396), (2599, 10180), (5090, 5198)]