19731540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{6997}}^1$

素因数の和:7056

約数の個数: 48

約数和(自身を含む): 56431872

約数和(自身を除く): 36700332

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 141, 188, 235, 282, 470, 564, 705, 940, 1410, 2820, 6997, 13994, 20991, 27988, 34985, 41982, 69970, 83964, 104955, 139940, 209910, 328859, 419820, 657718, 986577, 1315436, 1644295, 1973154, 3288590, 3946308, 4932885, 6577180, 9865770, 19731540]

約数ペア:

[(1, 19731540), (2, 9865770), (3, 6577180), (4, 4932885), (5, 3946308), (6, 3288590), (10, 1973154), (12, 1644295), (15, 1315436), (20, 986577), (30, 657718), (47, 419820), (60, 328859), (94, 209910), (141, 139940), (188, 104955), (235, 83964), (282, 69970), (470, 41982), (564, 34985), (705, 27988), (940, 20991), (1410, 13994), (2820, 6997)]