54672020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{210277}}^1$

素因数の和:210299

約数の個数: 24

約数和(自身を含む): 123643464

約数和(自身を除く): 68971444

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 210277, 420554, 841108, 1051385, 2102770, 2733601, 4205540, 5467202, 10934404, 13668005, 27336010, 54672020]

約数ペア:

[(1, 54672020), (2, 27336010), (4, 13668005), (5, 10934404), (10, 5467202), (13, 4205540), (20, 2733601), (26, 2102770), (52, 1051385), (65, 841108), (130, 420554), (260, 210277)]