1977030

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1997}}^1$

素因数の和:2021

約数の個数: 48

約数和(自身を含む): 5610384

約数和(自身を除く): 3633354

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, 1997, 3994, 5991, 9985, 11982, 17973, 19970, 21967, 29955, 35946, 43934, 59910, 65901, 89865, 109835, 131802, 179730, 197703, 219670, 329505, 395406, 659010, 988515, 1977030]

約数ペア:

[(1, 1977030), (2, 988515), (3, 659010), (5, 395406), (6, 329505), (9, 219670), (10, 197703), (11, 179730), (15, 131802), (18, 109835), (22, 89865), (30, 65901), (33, 59910), (45, 43934), (55, 35946), (66, 29955), (90, 21967), (99, 19970), (110, 17973), (165, 11982), (198, 9985), (330, 5991), (495, 3994), (990, 1997)]