40690384

素因数分解:

$2^4\times 7^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:153

約数の個数: 120

約数和(自身を含む): 100761408

約数和(自身を除く): 60071024

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 43, 49, 56, 68, 71, 86, 98, 112, 119, 136, 142, 172, 196, 238, 272, 284, 301, 344, 392, 476, 497, 568, 602, 688, 731, 784, 833, 952, 994, 1136, 1204, 1207, 1462, 1666, 1904, 1988, 2107, 2408, 2414, 2924, 3053, 3332, 3479, 3976, 4214, 4816, 4828, 5117, 5848, 6106, 6664, 6958, 7952, 8428, 8449, 9656, 10234, 11696, 12212, 13328, 13916, 16856, 16898, 19312, 20468, 21371, 24424, 27832, 33712, 33796, 35819, 40936, 42742, 48848, 51901, 55664, 59143, 67592, 71638, 81872, 85484, 103802, 118286, 135184, 143276, 149597, 170968, 207604, 236572, 286552, 299194, 341936, 363307, 415208, 473144, 573104, 598388, 726614, 830416, 946288, 1196776, 1453228, 2393552, 2543149, 2906456, 5086298, 5812912, 10172596, 20345192, 40690384]

約数ペア:

[(1, 40690384), (2, 20345192), (4, 10172596), (7, 5812912), (8, 5086298), (14, 2906456), (16, 2543149), (17, 2393552), (28, 1453228), (34, 1196776), (43, 946288), (49, 830416), (56, 726614), (68, 598388), (71, 573104), (86, 473144), (98, 415208), (112, 363307), (119, 341936), (136, 299194), (142, 286552), (172, 236572), (196, 207604), (238, 170968), (272, 149597), (284, 143276), (301, 135184), (344, 118286), (392, 103802), (476, 85484), (497, 81872), (568, 71638), (602, 67592), (688, 59143), (731, 55664), (784, 51901), (833, 48848), (952, 42742), (994, 40936), (1136, 35819), (1204, 33796), (1207, 33712), (1462, 27832), (1666, 24424), (1904, 21371), (1988, 20468), (2107, 19312), (2408, 16898), (2414, 16856), (2924, 13916), (3053, 13328), (3332, 12212), (3479, 11696), (3976, 10234), (4214, 9656), (4816, 8449), (4828, 8428), (5117, 7952), (5848, 6958), (6106, 6664)]