2080487728

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{26927}}^1$

素因数の和:27385

約数の個数: 40

約数和(自身を含む): 4407575040

約数和(自身を除く): 2327087312

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 439, 878, 1756, 3512, 4829, 7024, 9658, 19316, 26927, 38632, 53854, 77264, 107708, 215416, 296197, 430832, 592394, 1184788, 2369576, 4739152, 11820953, 23641906, 47283812, 94567624, 130030483, 189135248, 260060966, 520121932, 1040243864, 2080487728]

約数ペア:

[(1, 2080487728), (2, 1040243864), (4, 520121932), (8, 260060966), (11, 189135248), (16, 130030483), (22, 94567624), (44, 47283812), (88, 23641906), (176, 11820953), (439, 4739152), (878, 2369576), (1756, 1184788), (3512, 592394), (4829, 430832), (7024, 296197), (9658, 215416), (19316, 107708), (26927, 77264), (38632, 53854)]