28059080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4357}}^1$

素因数の和:4398

約数の個数: 64

約数和(自身を含む): 75306240

約数和(自身を除く): 47247160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 4357, 6440, 8714, 17428, 21785, 30499, 34856, 43570, 60998, 87140, 100211, 121996, 152495, 174280, 200422, 243992, 304990, 400844, 501055, 609980, 701477, 801688, 1002110, 1219960, 1402954, 2004220, 2805908, 3507385, 4008440, 5611816, 7014770, 14029540, 28059080]

約数ペア:

[(1, 28059080), (2, 14029540), (4, 7014770), (5, 5611816), (7, 4008440), (8, 3507385), (10, 2805908), (14, 2004220), (20, 1402954), (23, 1219960), (28, 1002110), (35, 801688), (40, 701477), (46, 609980), (56, 501055), (70, 400844), (92, 304990), (115, 243992), (140, 200422), (161, 174280), (184, 152495), (230, 121996), (280, 100211), (322, 87140), (460, 60998), (644, 43570), (805, 34856), (920, 30499), (1288, 21785), (1610, 17428), (3220, 8714), (4357, 6440)]