2938530

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{1999}}^1$

素因数の和:2023

約数の個数: 48

約数和(自身を含む): 8208000

約数和(自身を除く): 5269470

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 1999, 3998, 5997, 9995, 11994, 13993, 19990, 27986, 29985, 41979, 59970, 69965, 83958, 97951, 139930, 195902, 209895, 293853, 419790, 489755, 587706, 979510, 1469265, 2938530]

約数ペア:

[(1, 2938530), (2, 1469265), (3, 979510), (5, 587706), (6, 489755), (7, 419790), (10, 293853), (14, 209895), (15, 195902), (21, 139930), (30, 97951), (35, 83958), (42, 69965), (49, 59970), (70, 41979), (98, 29985), (105, 27986), (147, 19990), (210, 13993), (245, 11994), (294, 9995), (490, 5997), (735, 3998), (1470, 1999)]