194622640

素因数分解:

$2^4\times 5^1\times {\mathrm{1217}}^1\times {\mathrm{1999}}^1$

素因数の和:3229

約数の個数: 40

約数和(自身を含む): 453096000

約数和(自身を除く): 258473360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1217, 1999, 2434, 3998, 4868, 6085, 7996, 9736, 9995, 12170, 15992, 19472, 19990, 24340, 31984, 39980, 48680, 79960, 97360, 159920, 2432783, 4865566, 9731132, 12163915, 19462264, 24327830, 38924528, 48655660, 97311320, 194622640]

約数ペア:

[(1, 194622640), (2, 97311320), (4, 48655660), (5, 38924528), (8, 24327830), (10, 19462264), (16, 12163915), (20, 9731132), (40, 4865566), (80, 2432783), (1217, 159920), (1999, 97360), (2434, 79960), (3998, 48680), (4868, 39980), (6085, 31984), (7996, 24340), (9736, 19990), (9995, 19472), (12170, 15992)]