49946380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{20639}}^1$

素因数の和:20670

約数の個数: 36

約数和(自身を含む): 115295040

約数和(自身を除く): 65348660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 20639, 41278, 82556, 103195, 206390, 227029, 412780, 454058, 908116, 1135145, 2270290, 2497319, 4540580, 4994638, 9989276, 12486595, 24973190, 49946380]

約数ペア:

[(1, 49946380), (2, 24973190), (4, 12486595), (5, 9989276), (10, 4994638), (11, 4540580), (20, 2497319), (22, 2270290), (44, 1135145), (55, 908116), (110, 454058), (121, 412780), (220, 227029), (242, 206390), (484, 103195), (605, 82556), (1210, 41278), (2420, 20639)]