2666720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{2381}}^1$

素因数の和:2403

約数の個数: 48

約数和(自身を含む): 7203168

約数和(自身を除く): 4536448

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 2381, 4762, 9524, 11905, 16667, 19048, 23810, 33334, 38096, 47620, 66668, 76192, 83335, 95240, 133336, 166670, 190480, 266672, 333340, 380960, 533344, 666680, 1333360, 2666720]

約数ペア:

[(1, 2666720), (2, 1333360), (4, 666680), (5, 533344), (7, 380960), (8, 333340), (10, 266672), (14, 190480), (16, 166670), (20, 133336), (28, 95240), (32, 83335), (35, 76192), (40, 66668), (56, 47620), (70, 38096), (80, 33334), (112, 23810), (140, 19048), (160, 16667), (224, 11905), (280, 9524), (560, 4762), (1120, 2381)]