220186445

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{311}}^1$

素因数の和:485

約数の個数: 32

約数和(自身を含む): 281698560

約数和(自身を除く): 61512115

約数列:

[1, 5, 37, 43, 89, 185, 215, 311, 445, 1555, 1591, 3293, 3827, 7955, 11507, 13373, 16465, 19135, 27679, 57535, 66865, 138395, 141599, 494801, 707995, 1024123, 1190197, 2474005, 5120615, 5950985, 44037289, 220186445]

約数ペア:

[(1, 220186445), (5, 44037289), (37, 5950985), (43, 5120615), (89, 2474005), (185, 1190197), (215, 1024123), (311, 707995), (445, 494801), (1555, 141599), (1591, 138395), (3293, 66865), (3827, 57535), (7955, 27679), (11507, 19135), (13373, 16465)]