22378780

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{7127}}^1$

素因数の和:7293

約数の個数: 24

約数和(自身を含む): 47301408

約数和(自身を除く): 24922628

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 7127, 14254, 28508, 35635, 71270, 142540, 1118939, 2237878, 4475756, 5594695, 11189390, 22378780]

約数ペア:

[(1, 22378780), (2, 11189390), (4, 5594695), (5, 4475756), (10, 2237878), (20, 1118939), (157, 142540), (314, 71270), (628, 35635), (785, 28508), (1570, 14254), (3140, 7127)]