38667440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2381}}^1$

素因数の和:2430

約数の個数: 80

約数和(自身を含む): 106332480

約数和(自身を除く): 67665040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 56, 58, 70, 80, 112, 116, 140, 145, 203, 232, 280, 290, 406, 464, 560, 580, 812, 1015, 1160, 1624, 2030, 2320, 2381, 3248, 4060, 4762, 8120, 9524, 11905, 16240, 16667, 19048, 23810, 33334, 38096, 47620, 66668, 69049, 83335, 95240, 133336, 138098, 166670, 190480, 266672, 276196, 333340, 345245, 483343, 552392, 666680, 690490, 966686, 1104784, 1333360, 1380980, 1933372, 2416715, 2761960, 3866744, 4833430, 5523920, 7733488, 9666860, 19333720, 38667440]

約数ペア:

[(1, 38667440), (2, 19333720), (4, 9666860), (5, 7733488), (7, 5523920), (8, 4833430), (10, 3866744), (14, 2761960), (16, 2416715), (20, 1933372), (28, 1380980), (29, 1333360), (35, 1104784), (40, 966686), (56, 690490), (58, 666680), (70, 552392), (80, 483343), (112, 345245), (116, 333340), (140, 276196), (145, 266672), (203, 190480), (232, 166670), (280, 138098), (290, 133336), (406, 95240), (464, 83335), (560, 69049), (580, 66668), (812, 47620), (1015, 38096), (1160, 33334), (1624, 23810), (2030, 19048), (2320, 16667), (2381, 16240), (3248, 11905), (4060, 9524), (4762, 8120)]