40211360

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{223}}^1$

素因数の和:275

約数の個数: 144

約数和(自身を含む): 115831296

約数和(自身を除く): 75619936

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 49, 56, 70, 80, 92, 98, 112, 115, 140, 160, 161, 184, 196, 223, 224, 230, 245, 280, 322, 368, 392, 446, 460, 490, 560, 644, 736, 784, 805, 892, 920, 980, 1115, 1120, 1127, 1288, 1561, 1568, 1610, 1784, 1840, 1960, 2230, 2254, 2576, 3122, 3220, 3568, 3680, 3920, 4460, 4508, 5129, 5152, 5635, 6244, 6440, 7136, 7805, 7840, 8920, 9016, 10258, 10927, 11270, 12488, 12880, 15610, 17840, 18032, 20516, 21854, 22540, 24976, 25645, 25760, 31220, 35680, 35903, 36064, 41032, 43708, 45080, 49952, 51290, 54635, 62440, 71806, 82064, 87416, 90160, 102580, 109270, 124880, 143612, 164128, 174832, 179515, 180320, 205160, 218540, 249760, 251321, 287224, 349664, 359030, 410320, 437080, 502642, 574448, 718060, 820640, 874160, 1005284, 1148896, 1256605, 1436120, 1748320, 2010568, 2513210, 2872240, 4021136, 5026420, 5744480, 8042272, 10052840, 20105680, 40211360]

約数ペア:

[(1, 40211360), (2, 20105680), (4, 10052840), (5, 8042272), (7, 5744480), (8, 5026420), (10, 4021136), (14, 2872240), (16, 2513210), (20, 2010568), (23, 1748320), (28, 1436120), (32, 1256605), (35, 1148896), (40, 1005284), (46, 874160), (49, 820640), (56, 718060), (70, 574448), (80, 502642), (92, 437080), (98, 410320), (112, 359030), (115, 349664), (140, 287224), (160, 251321), (161, 249760), (184, 218540), (196, 205160), (223, 180320), (224, 179515), (230, 174832), (245, 164128), (280, 143612), (322, 124880), (368, 109270), (392, 102580), (446, 90160), (460, 87416), (490, 82064), (560, 71806), (644, 62440), (736, 54635), (784, 51290), (805, 49952), (892, 45080), (920, 43708), (980, 41032), (1115, 36064), (1120, 35903), (1127, 35680), (1288, 31220), (1561, 25760), (1568, 25645), (1610, 24976), (1784, 22540), (1840, 21854), (1960, 20516), (2230, 18032), (2254, 17840), (2576, 15610), (3122, 12880), (3220, 12488), (3568, 11270), (3680, 10927), (3920, 10258), (4460, 9016), (4508, 8920), (5129, 7840), (5152, 7805), (5635, 7136), (6244, 6440)]