9898020

素因数分解:

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

素因数の和:5025

約数の個数: 72

約数和(自身を含む): 32760000

約数和(自身を除く): 22861980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 4999, 9998, 14997, 19996, 24995, 29994, 44991, 49990, 54989, 59988, 74985, 89982, 99980, 109978, 149970, 164967, 179964, 219956, 224955, 274945, 299940, 329934, 449910, 494901, 549890, 659868, 824835, 899820, 989802, 1099780, 1649670, 1979604, 2474505, 3299340, 4949010, 9898020]

約数ペア:

[(1, 9898020), (2, 4949010), (3, 3299340), (4, 2474505), (5, 1979604), (6, 1649670), (9, 1099780), (10, 989802), (11, 899820), (12, 824835), (15, 659868), (18, 549890), (20, 494901), (22, 449910), (30, 329934), (33, 299940), (36, 274945), (44, 224955), (45, 219956), (55, 179964), (60, 164967), (66, 149970), (90, 109978), (99, 99980), (110, 89982), (132, 74985), (165, 59988), (180, 54989), (198, 49990), (220, 44991), (330, 29994), (396, 24995), (495, 19996), (660, 14997), (990, 9998), (1980, 4999)]