28874433920

素因数分解:

$2^7\times 5^1\times {\mathrm{53}}^1\times {\mathrm{851251}}^1$

素因数の和:851323

約数の個数: 64

約数和(自身を含む): 70330440240

約数和(自身を除く): 41456006320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 128, 160, 212, 265, 320, 424, 530, 640, 848, 1060, 1696, 2120, 3392, 4240, 6784, 8480, 16960, 33920, 851251, 1702502, 3405004, 4256255, 6810008, 8512510, 13620016, 17025020, 27240032, 34050040, 45116303, 54480064, 68100080, 90232606, 108960128, 136200160, 180465212, 225581515, 272400320, 360930424, 451163030, 544800640, 721860848, 902326060, 1443721696, 1804652120, 2887443392, 3609304240, 5774886784, 7218608480, 14437216960, 28874433920]

約数ペア:

[(1, 28874433920), (2, 14437216960), (4, 7218608480), (5, 5774886784), (8, 3609304240), (10, 2887443392), (16, 1804652120), (20, 1443721696), (32, 902326060), (40, 721860848), (53, 544800640), (64, 451163030), (80, 360930424), (106, 272400320), (128, 225581515), (160, 180465212), (212, 136200160), (265, 108960128), (320, 90232606), (424, 68100080), (530, 54480064), (640, 45116303), (848, 34050040), (1060, 27240032), (1696, 17025020), (2120, 13620016), (3392, 8512510), (4240, 6810008), (6784, 4256255), (8480, 3405004), (16960, 1702502), (33920, 851251)]