2211180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{269}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 6259680

約数和(自身を除く): 4048500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 137, 269, 274, 411, 538, 548, 685, 807, 822, 1076, 1345, 1370, 1614, 1644, 2055, 2690, 2740, 3228, 4035, 4110, 5380, 8070, 8220, 16140, 36853, 73706, 110559, 147412, 184265, 221118, 368530, 442236, 552795, 737060, 1105590, 2211180]

約数ペア:

[(1, 2211180), (2, 1105590), (3, 737060), (4, 552795), (5, 442236), (6, 368530), (10, 221118), (12, 184265), (15, 147412), (20, 110559), (30, 73706), (60, 36853), (137, 16140), (269, 8220), (274, 8070), (411, 5380), (538, 4110), (548, 4035), (685, 3228), (807, 2740), (822, 2690), (1076, 2055), (1345, 1644), (1370, 1614)]