3718140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1999}}^1$

素因数の和:2042

約数の個数: 48

約数和(自身を含む): 10752000

約数和(自身を除く): 7033860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 1999, 3998, 5997, 7996, 9995, 11994, 19990, 23988, 29985, 39980, 59970, 61969, 119940, 123938, 185907, 247876, 309845, 371814, 619690, 743628, 929535, 1239380, 1859070, 3718140]

約数ペア:

[(1, 3718140), (2, 1859070), (3, 1239380), (4, 929535), (5, 743628), (6, 619690), (10, 371814), (12, 309845), (15, 247876), (20, 185907), (30, 123938), (31, 119940), (60, 61969), (62, 59970), (93, 39980), (124, 29985), (155, 23988), (186, 19990), (310, 11994), (372, 9995), (465, 7996), (620, 5997), (930, 3998), (1860, 1999)]