64517420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{293261}}^1$

素因数の和:293281

約数の個数: 24

約数和(自身を含む): 147804048

約数和(自身を除く): 83286628

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 293261, 586522, 1173044, 1466305, 2932610, 3225871, 5865220, 6451742, 12903484, 16129355, 32258710, 64517420]

約数ペア:

[(1, 64517420), (2, 32258710), (4, 16129355), (5, 12903484), (10, 6451742), (11, 5865220), (20, 3225871), (22, 2932610), (44, 1466305), (55, 1173044), (110, 586522), (220, 293261)]