39871664

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{487}}^1$

素因数の和:562

約数の個数: 80

約数和(自身を含む): 95851008

約数和(自身を除く): 55979344

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 43, 56, 68, 86, 112, 119, 136, 172, 238, 272, 301, 344, 476, 487, 602, 688, 731, 952, 974, 1204, 1462, 1904, 1948, 2408, 2924, 3409, 3896, 4816, 5117, 5848, 6818, 7792, 8279, 10234, 11696, 13636, 16558, 20468, 20941, 27272, 33116, 40936, 41882, 54544, 57953, 66232, 81872, 83764, 115906, 132464, 146587, 167528, 231812, 293174, 335056, 355997, 463624, 586348, 711994, 927248, 1172696, 1423988, 2345392, 2491979, 2847976, 4983958, 5695952, 9967916, 19935832, 39871664]

約数ペア:

[(1, 39871664), (2, 19935832), (4, 9967916), (7, 5695952), (8, 4983958), (14, 2847976), (16, 2491979), (17, 2345392), (28, 1423988), (34, 1172696), (43, 927248), (56, 711994), (68, 586348), (86, 463624), (112, 355997), (119, 335056), (136, 293174), (172, 231812), (238, 167528), (272, 146587), (301, 132464), (344, 115906), (476, 83764), (487, 81872), (602, 66232), (688, 57953), (731, 54544), (952, 41882), (974, 40936), (1204, 33116), (1462, 27272), (1904, 20941), (1948, 20468), (2408, 16558), (2924, 13636), (3409, 11696), (3896, 10234), (4816, 8279), (5117, 7792), (5848, 6818)]