1211672020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4660277}}^1$

素因数の和:4660299

約数の個数: 24

約数和(自身を含む): 2740243464

約数和(自身を除く): 1528571444

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 4660277, 9320554, 18641108, 23301385, 46602770, 60583601, 93205540, 121167202, 242334404, 302918005, 605836010, 1211672020]

約数ペア:

[(1, 1211672020), (2, 605836010), (4, 302918005), (5, 242334404), (10, 121167202), (13, 93205540), (20, 60583601), (26, 46602770), (52, 23301385), (65, 18641108), (130, 9320554), (260, 4660277)]