1393540340

素因数分解:

$2^2\times 5^1\times {\mathrm{3209}}^1\times {\mathrm{21713}}^1$

素因数の和:24931

約数の個数: 24

約数和(自身を含む): 2927481480

約数和(自身を除く): 1533941140

約数列:

[1, 2, 4, 5, 10, 20, 3209, 6418, 12836, 16045, 21713, 32090, 43426, 64180, 86852, 108565, 217130, 434260, 69677017, 139354034, 278708068, 348385085, 696770170, 1393540340]

約数ペア:

[(1, 1393540340), (2, 696770170), (4, 348385085), (5, 278708068), (10, 139354034), (20, 69677017), (3209, 434260), (6418, 217130), (12836, 108565), (16045, 86852), (21713, 64180), (32090, 43426)]