49341380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{20389}}^1$

素因数の和:20420

約数の個数: 36

約数和(自身を含む): 113898540

約数和(自身を除く): 64557160

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 20389, 40778, 81556, 101945, 203890, 224279, 407780, 448558, 897116, 1121395, 2242790, 2467069, 4485580, 4934138, 9868276, 12335345, 24670690, 49341380]

約数ペア:

[(1, 49341380), (2, 24670690), (4, 12335345), (5, 9868276), (10, 4934138), (11, 4485580), (20, 2467069), (22, 2242790), (44, 1121395), (55, 897116), (110, 448558), (121, 407780), (220, 224279), (242, 203890), (484, 101945), (605, 81556), (1210, 40778), (2420, 20389)]