1121960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{4007}}^1$

素因数の和:4025

約数の個数: 32

約数和(自身を含む): 2885760

約数和(自身を除く): 1763800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 4007, 8014, 16028, 20035, 28049, 32056, 40070, 56098, 80140, 112196, 140245, 160280, 224392, 280490, 560980, 1121960]

約数ペア:

[(1, 1121960), (2, 560980), (4, 280490), (5, 224392), (7, 160280), (8, 140245), (10, 112196), (14, 80140), (20, 56098), (28, 40070), (35, 32056), (40, 28049), (56, 20035), (70, 16028), (140, 8014), (280, 4007)]