1373020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^2$

素因数の和:178

約数の個数: 36

約数和(自身を含む): 3185784

約数和(自身を除く): 1812764

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 158, 220, 316, 395, 790, 869, 1580, 1738, 3476, 4345, 6241, 8690, 12482, 17380, 24964, 31205, 62410, 68651, 124820, 137302, 274604, 343255, 686510, 1373020]

約数ペア:

[(1, 1373020), (2, 686510), (4, 343255), (5, 274604), (10, 137302), (11, 124820), (20, 68651), (22, 62410), (44, 31205), (55, 24964), (79, 17380), (110, 12482), (158, 8690), (220, 6241), (316, 4345), (395, 3476), (790, 1738), (869, 1580)]