210248720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{238919}}^1$

素因数の和:238943

約数の個数: 40

約数和(自身を含む): 533269440

約数和(自身を除く): 323020720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 238919, 477838, 955676, 1194595, 1911352, 2389190, 2628109, 3822704, 4778380, 5256218, 9556760, 10512436, 13140545, 19113520, 21024872, 26281090, 42049744, 52562180, 105124360, 210248720]

約数ペア:

[(1, 210248720), (2, 105124360), (4, 52562180), (5, 42049744), (8, 26281090), (10, 21024872), (11, 19113520), (16, 13140545), (20, 10512436), (22, 9556760), (40, 5256218), (44, 4778380), (55, 3822704), (80, 2628109), (88, 2389190), (110, 1911352), (176, 1194595), (220, 955676), (440, 477838), (880, 238919)]