38962840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{193}}^1$

素因数の和:321

約数の個数: 96

約数和(自身を含む): 103502880

約数和(自身を除く): 64540040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 103, 140, 193, 196, 206, 245, 280, 386, 392, 412, 490, 515, 721, 772, 824, 965, 980, 1030, 1351, 1442, 1544, 1930, 1960, 2060, 2702, 2884, 3605, 3860, 4120, 5047, 5404, 5768, 6755, 7210, 7720, 9457, 10094, 10808, 13510, 14420, 18914, 19879, 20188, 25235, 27020, 28840, 37828, 39758, 40376, 47285, 50470, 54040, 75656, 79516, 94570, 99395, 100940, 139153, 159032, 189140, 198790, 201880, 278306, 378280, 397580, 556612, 695765, 795160, 974071, 1113224, 1391530, 1948142, 2783060, 3896284, 4870355, 5566120, 7792568, 9740710, 19481420, 38962840]

約数ペア:

[(1, 38962840), (2, 19481420), (4, 9740710), (5, 7792568), (7, 5566120), (8, 4870355), (10, 3896284), (14, 2783060), (20, 1948142), (28, 1391530), (35, 1113224), (40, 974071), (49, 795160), (56, 695765), (70, 556612), (98, 397580), (103, 378280), (140, 278306), (193, 201880), (196, 198790), (206, 189140), (245, 159032), (280, 139153), (386, 100940), (392, 99395), (412, 94570), (490, 79516), (515, 75656), (721, 54040), (772, 50470), (824, 47285), (965, 40376), (980, 39758), (1030, 37828), (1351, 28840), (1442, 27020), (1544, 25235), (1930, 20188), (1960, 19879), (2060, 18914), (2702, 14420), (2884, 13510), (3605, 10808), (3860, 10094), (4120, 9457), (5047, 7720), (5404, 7210), (5768, 6755)]