15860260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61001}}^1$

素因数の和:61023

約数の個数: 24

約数和(自身を含む): 35869176

約数和(自身を除く): 20008916

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 61001, 122002, 244004, 305005, 610010, 793013, 1220020, 1586026, 3172052, 3965065, 7930130, 15860260]

約数ペア:

[(1, 15860260), (2, 7930130), (4, 3965065), (5, 3172052), (10, 1586026), (13, 1220020), (20, 793013), (26, 610010), (52, 305005), (65, 244004), (130, 122002), (260, 61001)]