2662940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{827}}^1$

素因数の和:866

約数の個数: 48

約数和(自身を含む): 6676992

約数和(自身を除く): 4014052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 827, 1610, 1654, 3220, 3308, 4135, 5789, 8270, 11578, 16540, 19021, 23156, 28945, 38042, 57890, 76084, 95105, 115780, 133147, 190210, 266294, 380420, 532588, 665735, 1331470, 2662940]

約数ペア:

[(1, 2662940), (2, 1331470), (4, 665735), (5, 532588), (7, 380420), (10, 266294), (14, 190210), (20, 133147), (23, 115780), (28, 95105), (35, 76084), (46, 57890), (70, 38042), (92, 28945), (115, 23156), (140, 19021), (161, 16540), (230, 11578), (322, 8270), (460, 5789), (644, 4135), (805, 3308), (827, 3220), (1610, 1654)]