28143669860

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{499}}^1\times {\mathrm{122609}}^1$

素因数の和:123140

約数の個数: 48

約数和(自身を含む): 61795440000

約数和(自身を除く): 33651770140

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 499, 998, 1996, 2495, 4990, 9980, 11477, 22954, 45908, 57385, 114770, 122609, 229540, 245218, 490436, 613045, 1226090, 2452180, 2820007, 5640014, 11280028, 14100035, 28200070, 56400140, 61181891, 122363782, 244727564, 305909455, 611818910, 1223637820, 1407183493, 2814366986, 5628733972, 7035917465, 14071834930, 28143669860]

約数ペア:

[(1, 28143669860), (2, 14071834930), (4, 7035917465), (5, 5628733972), (10, 2814366986), (20, 1407183493), (23, 1223637820), (46, 611818910), (92, 305909455), (115, 244727564), (230, 122363782), (460, 61181891), (499, 56400140), (998, 28200070), (1996, 14100035), (2495, 11280028), (4990, 5640014), (9980, 2820007), (11477, 2452180), (22954, 1226090), (45908, 613045), (57385, 490436), (114770, 245218), (122609, 229540)]