1359820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{883}}^1$

素因数の和:910

約数の個数: 48

約数和(自身を含む): 3564288

約数和(自身を除く): 2204468

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, 883, 1540, 1766, 3532, 4415, 6181, 8830, 9713, 12362, 17660, 19426, 24724, 30905, 38852, 48565, 61810, 67991, 97130, 123620, 135982, 194260, 271964, 339955, 679910, 1359820]

約数ペア:

[(1, 1359820), (2, 679910), (4, 339955), (5, 271964), (7, 194260), (10, 135982), (11, 123620), (14, 97130), (20, 67991), (22, 61810), (28, 48565), (35, 38852), (44, 30905), (55, 24724), (70, 19426), (77, 17660), (110, 12362), (140, 9713), (154, 8830), (220, 6181), (308, 4415), (385, 3532), (770, 1766), (883, 1540)]