49992140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{1019}}^1$

素因数の和:1262

約数の個数: 48

約数和(自身を含む): 115153920

約数和(自身を除く): 65161780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 223, 446, 892, 1019, 1115, 2038, 2230, 2453, 4076, 4460, 4906, 5095, 9812, 10190, 11209, 12265, 20380, 22418, 24530, 44836, 49060, 56045, 112090, 224180, 227237, 454474, 908948, 1136185, 2272370, 2499607, 4544740, 4999214, 9998428, 12498035, 24996070, 49992140]

約数ペア:

[(1, 49992140), (2, 24996070), (4, 12498035), (5, 9998428), (10, 4999214), (11, 4544740), (20, 2499607), (22, 2272370), (44, 1136185), (55, 908948), (110, 454474), (220, 227237), (223, 224180), (446, 112090), (892, 56045), (1019, 49060), (1115, 44836), (2038, 24530), (2230, 22418), (2453, 20380), (4076, 12265), (4460, 11209), (4906, 10190), (5095, 9812)]