2884392784

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{997}}^1\times {\mathrm{1987}}^1$

素因数の和:3012

約数の個数: 80

約数和(自身を含む): 6888531328

約数和(自身を除く): 4004138544

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 997, 1456, 1987, 1994, 3974, 3988, 6979, 7948, 7976, 12961, 13909, 13958, 15896, 15952, 25831, 25922, 27818, 27916, 31792, 51662, 51844, 55636, 55832, 90727, 103324, 103688, 111272, 111664, 180817, 181454, 206648, 207376, 222544, 361634, 362908, 413296, 723268, 725816, 1446536, 1451632, 1981039, 2893072, 3962078, 7924156, 13867273, 15848312, 25753507, 27734546, 31696624, 51507014, 55469092, 103014028, 110938184, 180274549, 206028056, 221876368, 360549098, 412056112, 721098196, 1442196392, 2884392784]

約数ペア:

[(1, 2884392784), (2, 1442196392), (4, 721098196), (7, 412056112), (8, 360549098), (13, 221876368), (14, 206028056), (16, 180274549), (26, 110938184), (28, 103014028), (52, 55469092), (56, 51507014), (91, 31696624), (104, 27734546), (112, 25753507), (182, 15848312), (208, 13867273), (364, 7924156), (728, 3962078), (997, 2893072), (1456, 1981039), (1987, 1451632), (1994, 1446536), (3974, 725816), (3988, 723268), (6979, 413296), (7948, 362908), (7976, 361634), (12961, 222544), (13909, 207376), (13958, 206648), (15896, 181454), (15952, 180817), (25831, 111664), (25922, 111272), (27818, 103688), (27916, 103324), (31792, 90727), (51662, 55832), (51844, 55636)]