2218211860

素因数分解:

$2^2\times 5^1\times {\mathrm{28711}}^1\times {\mathrm{3863}}^1$

素因数の和:32583

約数の個数: 24

約数和(自身を含む): 4659613056

約数和(自身を除く): 2441401196

約数列:

[1, 2, 4, 5, 10, 20, 3863, 7726, 15452, 19315, 28711, 38630, 57422, 77260, 114844, 143555, 287110, 574220, 110910593, 221821186, 443642372, 554552965, 1109105930, 2218211860]

約数ペア:

[(1, 2218211860), (2, 1109105930), (4, 554552965), (5, 443642372), (10, 221821186), (20, 110910593), (3863, 574220), (7726, 287110), (15452, 143555), (19315, 114844), (28711, 77260), (38630, 57422)]