180640370

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1\times {\mathrm{2113}}^1$

素因数の和:2306

約数の個数: 32

約数和(自身を含む): 332422272

約数和(自身を除く): 151781902

約数列:

[1, 2, 5, 10, 83, 103, 166, 206, 415, 515, 830, 1030, 2113, 4226, 8549, 10565, 17098, 21130, 42745, 85490, 175379, 217639, 350758, 435278, 876895, 1088195, 1753790, 2176390, 18064037, 36128074, 90320185, 180640370]

約数ペア:

[(1, 180640370), (2, 90320185), (5, 36128074), (10, 18064037), (83, 2176390), (103, 1753790), (166, 1088195), (206, 876895), (415, 435278), (515, 350758), (830, 217639), (1030, 175379), (2113, 85490), (4226, 42745), (8549, 21130), (10565, 17098)]