54955940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211369}}^1$

素因数の和:211391

約数の個数: 24

約数和(自身を含む): 124285560

約数和(自身を除く): 69329620

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 211369, 422738, 845476, 1056845, 2113690, 2747797, 4227380, 5495594, 10991188, 13738985, 27477970, 54955940]

約数ペア:

[(1, 54955940), (2, 27477970), (4, 13738985), (5, 10991188), (10, 5495594), (13, 4227380), (20, 2747797), (26, 2113690), (52, 1056845), (65, 845476), (130, 422738), (260, 211369)]