2141190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{643}}^1$

素因数の和:693

約数の個数: 48

約数和(自身を含む): 5726448

約数和(自身を除く): 3585258

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 37, 45, 74, 90, 111, 185, 222, 333, 370, 555, 643, 666, 1110, 1286, 1665, 1929, 3215, 3330, 3858, 5787, 6430, 9645, 11574, 19290, 23791, 28935, 47582, 57870, 71373, 118955, 142746, 214119, 237910, 356865, 428238, 713730, 1070595, 2141190]

約数ペア:

[(1, 2141190), (2, 1070595), (3, 713730), (5, 428238), (6, 356865), (9, 237910), (10, 214119), (15, 142746), (18, 118955), (30, 71373), (37, 57870), (45, 47582), (74, 28935), (90, 23791), (111, 19290), (185, 11574), (222, 9645), (333, 6430), (370, 5787), (555, 3858), (643, 3330), (666, 3215), (1110, 1929), (1286, 1665)]