205212570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{28621}}^1$

素因数の和:28870

約数の個数: 32

約数和(自身を含む): 494588160

約数和(自身を除く): 289375590

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 239, 478, 717, 1195, 1434, 2390, 3585, 7170, 28621, 57242, 85863, 143105, 171726, 286210, 429315, 858630, 6840419, 13680838, 20521257, 34202095, 41042514, 68404190, 102606285, 205212570]

約数ペア:

[(1, 205212570), (2, 102606285), (3, 68404190), (5, 41042514), (6, 34202095), (10, 20521257), (15, 13680838), (30, 6840419), (239, 858630), (478, 429315), (717, 286210), (1195, 171726), (1434, 143105), (2390, 85863), (3585, 57242), (7170, 28621)]