123080390

素因数分解:

$2^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{223}}^1\times {\mathrm{569}}^1$

素因数の和:896

約数の個数: 32

約数和(自身を含む): 225227520

約数和(自身を除く): 102147130

約数列:

[1, 2, 5, 10, 97, 194, 223, 446, 485, 569, 970, 1115, 1138, 2230, 2845, 5690, 21631, 43262, 55193, 108155, 110386, 126887, 216310, 253774, 275965, 551930, 634435, 1268870, 12308039, 24616078, 61540195, 123080390]

約数ペア:

[(1, 123080390), (2, 61540195), (5, 24616078), (10, 12308039), (97, 1268870), (194, 634435), (223, 551930), (446, 275965), (485, 253774), (569, 216310), (970, 126887), (1115, 110386), (1138, 108155), (2230, 55193), (2845, 43262), (5690, 21631)]