1820260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7001}}^1$

素因数の和:7023

約数の個数: 24

約数和(自身を含む): 4117176

約数和(自身を除く): 2296916

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 7001, 14002, 28004, 35005, 70010, 91013, 140020, 182026, 364052, 455065, 910130, 1820260]

約数ペア:

[(1, 1820260), (2, 910130), (4, 455065), (5, 364052), (10, 182026), (13, 140020), (20, 91013), (26, 70010), (52, 35005), (65, 28004), (130, 14002), (260, 7001)]