419790

素因数分解:

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

素因数の和:2016

約数の個数: 32

約数和(自身を含む): 1152000

約数和(自身を除く): 732210

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 1999, 3998, 5997, 9995, 11994, 13993, 19990, 27986, 29985, 41979, 59970, 69965, 83958, 139930, 209895, 419790]

約数ペア:

[(1, 419790), (2, 209895), (3, 139930), (5, 83958), (6, 69965), (7, 59970), (10, 41979), (14, 29985), (15, 27986), (21, 19990), (30, 13993), (35, 11994), (42, 9995), (70, 5997), (105, 3998), (210, 1999)]