1931020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1061}}^1$

素因数の和:1090

約数の個数: 48

約数和(自身を含む): 4995648

約数和(自身を除く): 3064628

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1061, 1820, 2122, 4244, 5305, 7427, 10610, 13793, 14854, 21220, 27586, 29708, 37135, 55172, 68965, 74270, 96551, 137930, 148540, 193102, 275860, 386204, 482755, 965510, 1931020]

約数ペア:

[(1, 1931020), (2, 965510), (4, 482755), (5, 386204), (7, 275860), (10, 193102), (13, 148540), (14, 137930), (20, 96551), (26, 74270), (28, 68965), (35, 55172), (52, 37135), (65, 29708), (70, 27586), (91, 21220), (130, 14854), (140, 13793), (182, 10610), (260, 7427), (364, 5305), (455, 4244), (910, 2122), (1061, 1820)]