12139930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:235

約数の個数: 48

約数和(自身を含む): 24514560

約数和(自身を除く): 12374630

約数列:

[1, 2, 5, 10, 11, 22, 55, 79, 110, 121, 127, 158, 242, 254, 395, 605, 635, 790, 869, 1210, 1270, 1397, 1738, 2794, 4345, 6985, 8690, 9559, 10033, 13970, 15367, 19118, 20066, 30734, 47795, 50165, 76835, 95590, 100330, 110363, 153670, 220726, 551815, 1103630, 1213993, 2427986, 6069965, 12139930]

約数ペア:

[(1, 12139930), (2, 6069965), (5, 2427986), (10, 1213993), (11, 1103630), (22, 551815), (55, 220726), (79, 153670), (110, 110363), (121, 100330), (127, 95590), (158, 76835), (242, 50165), (254, 47795), (395, 30734), (605, 20066), (635, 19118), (790, 15367), (869, 13970), (1210, 10033), (1270, 9559), (1397, 8690), (1738, 6985), (2794, 4345)]