2758990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1117}}^1$

素因数の和:1156

約数の個数: 32

約数和(自身を含む): 5634720

約数和(自身を除く): 2875730

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1117, 1235, 2234, 2470, 5585, 11170, 14521, 21223, 29042, 42446, 72605, 106115, 145210, 212230, 275899, 551798, 1379495, 2758990]

約数ペア:

[(1, 2758990), (2, 1379495), (5, 551798), (10, 275899), (13, 212230), (19, 145210), (26, 106115), (38, 72605), (65, 42446), (95, 29042), (130, 21223), (190, 14521), (247, 11170), (494, 5585), (1117, 2470), (1235, 2234)]