38634640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1021}}^1$

素因数の和:1088

約数の個数: 80

約数和(自身を含む): 100368576

約数和(自身を除く): 61733936

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 43, 44, 55, 80, 86, 88, 110, 172, 176, 215, 220, 344, 430, 440, 473, 688, 860, 880, 946, 1021, 1720, 1892, 2042, 2365, 3440, 3784, 4084, 4730, 5105, 7568, 8168, 9460, 10210, 11231, 16336, 18920, 20420, 22462, 37840, 40840, 43903, 44924, 56155, 81680, 87806, 89848, 112310, 175612, 179696, 219515, 224620, 351224, 439030, 449240, 482933, 702448, 878060, 898480, 965866, 1756120, 1931732, 2414665, 3512240, 3863464, 4829330, 7726928, 9658660, 19317320, 38634640]

約数ペア:

[(1, 38634640), (2, 19317320), (4, 9658660), (5, 7726928), (8, 4829330), (10, 3863464), (11, 3512240), (16, 2414665), (20, 1931732), (22, 1756120), (40, 965866), (43, 898480), (44, 878060), (55, 702448), (80, 482933), (86, 449240), (88, 439030), (110, 351224), (172, 224620), (176, 219515), (215, 179696), (220, 175612), (344, 112310), (430, 89848), (440, 87806), (473, 81680), (688, 56155), (860, 44924), (880, 43903), (946, 40840), (1021, 37840), (1720, 22462), (1892, 20420), (2042, 18920), (2365, 16336), (3440, 11231), (3784, 10210), (4084, 9460), (4730, 8168), (5105, 7568)]