121230620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{865933}}^1$

素因数の和:865949

約数の個数: 24

約数和(自身を含む): 290953824

約数和(自身を除く): 169723204

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 865933, 1731866, 3463732, 4329665, 6061531, 8659330, 12123062, 17318660, 24246124, 30307655, 60615310, 121230620]

約数ペア:

[(1, 121230620), (2, 60615310), (4, 30307655), (5, 24246124), (7, 17318660), (10, 12123062), (14, 8659330), (20, 6061531), (28, 4329665), (35, 3463732), (70, 1731866), (140, 865933)]