4949010

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4999}}^1$

素因数の和:5023

約数の個数: 48

約数和(自身を含む): 14040000

約数和(自身を除く): 9090990

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 4999, 9998, 14997, 24995, 29994, 44991, 49990, 54989, 74985, 89982, 109978, 149970, 164967, 224955, 274945, 329934, 449910, 494901, 549890, 824835, 989802, 1649670, 2474505, 4949010]

約数ペア:

[(1, 4949010), (2, 2474505), (3, 1649670), (5, 989802), (6, 824835), (9, 549890), (10, 494901), (11, 449910), (15, 329934), (18, 274945), (22, 224955), (30, 164967), (33, 149970), (45, 109978), (55, 89982), (66, 74985), (90, 54989), (99, 49990), (110, 44991), (165, 29994), (198, 24995), (330, 14997), (495, 9998), (990, 4999)]