2128785760

素因数分解:

$2^5\times 5^1\times {\mathrm{173}}^1\times {\mathrm{76907}}^1$

素因数の和:77095

約数の個数: 48

約数和(自身を含む): 5058392976

約数和(自身を除く): 2929607216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 173, 346, 692, 865, 1384, 1730, 2768, 3460, 5536, 6920, 13840, 27680, 76907, 153814, 307628, 384535, 615256, 769070, 1230512, 1538140, 2461024, 3076280, 6152560, 12305120, 13304911, 26609822, 53219644, 66524555, 106439288, 133049110, 212878576, 266098220, 425757152, 532196440, 1064392880, 2128785760]

約数ペア:

[(1, 2128785760), (2, 1064392880), (4, 532196440), (5, 425757152), (8, 266098220), (10, 212878576), (16, 133049110), (20, 106439288), (32, 66524555), (40, 53219644), (80, 26609822), (160, 13304911), (173, 12305120), (346, 6152560), (692, 3076280), (865, 2461024), (1384, 1538140), (1730, 1230512), (2768, 769070), (3460, 615256), (5536, 384535), (6920, 307628), (13840, 153814), (27680, 76907)]