26721640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{5521}}^1$

素因数の和:5554

約数の個数: 48

約数和(自身を含む): 66098340

約数和(自身を除く): 39376700

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 5521, 11042, 22084, 27605, 44168, 55210, 60731, 110420, 121462, 220840, 242924, 303655, 485848, 607310, 668041, 1214620, 1336082, 2429240, 2672164, 3340205, 5344328, 6680410, 13360820, 26721640]

約数ペア:

[(1, 26721640), (2, 13360820), (4, 6680410), (5, 5344328), (8, 3340205), (10, 2672164), (11, 2429240), (20, 1336082), (22, 1214620), (40, 668041), (44, 607310), (55, 485848), (88, 303655), (110, 242924), (121, 220840), (220, 121462), (242, 110420), (440, 60731), (484, 55210), (605, 44168), (968, 27605), (1210, 22084), (2420, 11042), (4840, 5521)]