27790360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{4111}}^1$

素因数の和:4148

約数の個数: 48

約数和(自身を含む): 67724640

約数和(自身を除く): 39934280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 4111, 6760, 8222, 16444, 20555, 32888, 41110, 53443, 82220, 106886, 164440, 213772, 267215, 427544, 534430, 694759, 1068860, 1389518, 2137720, 2779036, 3473795, 5558072, 6947590, 13895180, 27790360]

約数ペア:

[(1, 27790360), (2, 13895180), (4, 6947590), (5, 5558072), (8, 3473795), (10, 2779036), (13, 2137720), (20, 1389518), (26, 1068860), (40, 694759), (52, 534430), (65, 427544), (104, 267215), (130, 213772), (169, 164440), (260, 106886), (338, 82220), (520, 53443), (676, 41110), (845, 32888), (1352, 20555), (1690, 16444), (3380, 8222), (4111, 6760)]