1461040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{2609}}^1$

素因数の和:2629

約数の個数: 40

約数和(自身を含む): 3883680

約数和(自身を除く): 2422640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 2609, 5218, 10436, 13045, 18263, 20872, 26090, 36526, 41744, 52180, 73052, 91315, 104360, 146104, 182630, 208720, 292208, 365260, 730520, 1461040]

約数ペア:

[(1, 1461040), (2, 730520), (4, 365260), (5, 292208), (7, 208720), (8, 182630), (10, 146104), (14, 104360), (16, 91315), (20, 73052), (28, 52180), (35, 41744), (40, 36526), (56, 26090), (70, 20872), (80, 18263), (112, 13045), (140, 10436), (280, 5218), (560, 2609)]