2728922240

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{387631}}^1$

素因数の和:387661

約数の個数: 64

約数和(自身を含む): 7116923520

約数和(自身を除く): 4388001280

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 880, 1408, 1760, 3520, 7040, 387631, 775262, 1550524, 1938155, 3101048, 3876310, 4263941, 6202096, 7752620, 8527882, 12404192, 15505240, 17055764, 21319705, 24808384, 31010480, 34111528, 42639410, 49616768, 62020960, 68223056, 85278820, 124041920, 136446112, 170557640, 248083840, 272892224, 341115280, 545784448, 682230560, 1364461120, 2728922240]

約数ペア:

[(1, 2728922240), (2, 1364461120), (4, 682230560), (5, 545784448), (8, 341115280), (10, 272892224), (11, 248083840), (16, 170557640), (20, 136446112), (22, 124041920), (32, 85278820), (40, 68223056), (44, 62020960), (55, 49616768), (64, 42639410), (80, 34111528), (88, 31010480), (110, 24808384), (128, 21319705), (160, 17055764), (176, 15505240), (220, 12404192), (320, 8527882), (352, 7752620), (440, 6202096), (640, 4263941), (704, 3876310), (880, 3101048), (1408, 1938155), (1760, 1550524), (3520, 775262), (7040, 387631)]