491036000260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1888600001}}^1$

素因数の和:1888600023

約数の個数: 24

約数和(自身を含む): 1110496801176

約数和(自身を除く): 619460800916

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1888600001, 3777200002, 7554400004, 9443000005, 18886000010, 24551800013, 37772000020, 49103600026, 98207200052, 122759000065, 245518000130, 491036000260]

約数ペア:

[(1, 491036000260), (2, 245518000130), (4, 122759000065), (5, 98207200052), (10, 49103600026), (13, 37772000020), (20, 24551800013), (26, 18886000010), (52, 9443000005), (65, 7554400004), (130, 3777200002), (260, 1888600001)]