20254130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{155801}}^1$

素因数の和:155821

約数の個数: 16

約数和(自身を含む): 39262104

約数和(自身を除く): 19007974

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 155801, 311602, 779005, 1558010, 2025413, 4050826, 10127065, 20254130]

約数ペア:

[(1, 20254130), (2, 10127065), (5, 4050826), (10, 2025413), (13, 1558010), (26, 779005), (65, 311602), (130, 155801)]