220740052

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{1279}}^1\times {\mathrm{3319}}^1$

素因数の和:4615

約数の個数: 24

約数和(自身を含む): 416460800

約数和(自身を除く): 195720748

約数列:

[1, 2, 4, 13, 26, 52, 1279, 2558, 3319, 5116, 6638, 13276, 16627, 33254, 43147, 66508, 86294, 172588, 4245001, 8490002, 16980004, 55185013, 110370026, 220740052]

約数ペア:

[(1, 220740052), (2, 110370026), (4, 55185013), (13, 16980004), (26, 8490002), (52, 4245001), (1279, 172588), (2558, 86294), (3319, 66508), (5116, 43147), (6638, 33254), (13276, 16627)]