2946020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1913}}^1$

素因数の和:1940

約数の個数: 48

約数和(自身を含む): 7717248

約数和(自身を除く): 4771228

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 1913, 3826, 7652, 9565, 13391, 19130, 21043, 26782, 38260, 42086, 53564, 66955, 84172, 105215, 133910, 147301, 210430, 267820, 294602, 420860, 589204, 736505, 1473010, 2946020]

約数ペア:

[(1, 2946020), (2, 1473010), (4, 736505), (5, 589204), (7, 420860), (10, 294602), (11, 267820), (14, 210430), (20, 147301), (22, 133910), (28, 105215), (35, 84172), (44, 66955), (55, 53564), (70, 42086), (77, 38260), (110, 26782), (140, 21043), (154, 19130), (220, 13391), (308, 9565), (385, 7652), (770, 3826), (1540, 1913)]