42690760

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{947}}^1$

素因数の和:995

約数の個数: 96

約数和(自身を含む): 116717760

約数和(自身を除く): 74027000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 49, 56, 70, 92, 98, 115, 140, 161, 184, 196, 230, 245, 280, 322, 392, 460, 490, 644, 805, 920, 947, 980, 1127, 1288, 1610, 1894, 1960, 2254, 3220, 3788, 4508, 4735, 5635, 6440, 6629, 7576, 9016, 9470, 11270, 13258, 18940, 21781, 22540, 26516, 33145, 37880, 43562, 45080, 46403, 53032, 66290, 87124, 92806, 108905, 132580, 152467, 174248, 185612, 217810, 232015, 265160, 304934, 371224, 435620, 464030, 609868, 762335, 871240, 928060, 1067269, 1219736, 1524670, 1856120, 2134538, 3049340, 4269076, 5336345, 6098680, 8538152, 10672690, 21345380, 42690760]

約数ペア:

[(1, 42690760), (2, 21345380), (4, 10672690), (5, 8538152), (7, 6098680), (8, 5336345), (10, 4269076), (14, 3049340), (20, 2134538), (23, 1856120), (28, 1524670), (35, 1219736), (40, 1067269), (46, 928060), (49, 871240), (56, 762335), (70, 609868), (92, 464030), (98, 435620), (115, 371224), (140, 304934), (161, 265160), (184, 232015), (196, 217810), (230, 185612), (245, 174248), (280, 152467), (322, 132580), (392, 108905), (460, 92806), (490, 87124), (644, 66290), (805, 53032), (920, 46403), (947, 45080), (980, 43562), (1127, 37880), (1288, 33145), (1610, 26516), (1894, 22540), (1960, 21781), (2254, 18940), (3220, 13258), (3788, 11270), (4508, 9470), (4735, 9016), (5635, 7576), (6440, 6629)]