2103991690

素因数分解:

$2^1\times 5^1\times {\mathrm{769}}^1\times {\mathrm{273601}}^1$

素因数の和:274377

約数の個数: 16

約数和(自身を含む): 3792123720

約数和(自身を除く): 1688132030

約数列:

[1, 2, 5, 10, 769, 1538, 3845, 7690, 273601, 547202, 1368005, 2736010, 210399169, 420798338, 1051995845, 2103991690]

約数ペア:

[(1, 2103991690), (2, 1051995845), (5, 420798338), (10, 210399169), (769, 2736010), (1538, 1368005), (3845, 547202), (7690, 273601)]