39978224

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{173}}^1$

素因数の和:306

約数の個数: 80

約数和(自身を含む): 92431584

約数和(自身を除く): 52453360

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 101, 104, 143, 173, 176, 202, 208, 286, 346, 404, 572, 692, 808, 1111, 1144, 1313, 1384, 1616, 1903, 2222, 2249, 2288, 2626, 2768, 3806, 4444, 4498, 5252, 7612, 8888, 8996, 10504, 14443, 15224, 17473, 17776, 17992, 21008, 24739, 28886, 30448, 34946, 35984, 49478, 57772, 69892, 98956, 115544, 139784, 192203, 197912, 227149, 231088, 279568, 384406, 395824, 454298, 768812, 908596, 1537624, 1817192, 2498639, 3075248, 3634384, 4997278, 9994556, 19989112, 39978224]

約数ペア:

[(1, 39978224), (2, 19989112), (4, 9994556), (8, 4997278), (11, 3634384), (13, 3075248), (16, 2498639), (22, 1817192), (26, 1537624), (44, 908596), (52, 768812), (88, 454298), (101, 395824), (104, 384406), (143, 279568), (173, 231088), (176, 227149), (202, 197912), (208, 192203), (286, 139784), (346, 115544), (404, 98956), (572, 69892), (692, 57772), (808, 49478), (1111, 35984), (1144, 34946), (1313, 30448), (1384, 28886), (1616, 24739), (1903, 21008), (2222, 17992), (2249, 17776), (2288, 17473), (2626, 15224), (2768, 14443), (3806, 10504), (4444, 8996), (4498, 8888), (5252, 7612)]