16924760

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{13649}}^1$

素因数の和:13691

約数の個数: 32

約数和(自身を含む): 39312000

約数和(自身を除く): 22387240

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 13649, 27298, 54596, 68245, 109192, 136490, 272980, 423119, 545960, 846238, 1692476, 2115595, 3384952, 4231190, 8462380, 16924760]

約数ペア:

[(1, 16924760), (2, 8462380), (4, 4231190), (5, 3384952), (8, 2115595), (10, 1692476), (20, 846238), (31, 545960), (40, 423119), (62, 272980), (124, 136490), (155, 109192), (248, 68245), (310, 54596), (620, 27298), (1240, 13649)]