25970520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{216421}}^1$

素因数の和:216435

約数の個数: 32

約数和(自身を含む): 77911920

約数和(自身を除く): 51941400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 216421, 432842, 649263, 865684, 1082105, 1298526, 1731368, 2164210, 2597052, 3246315, 4328420, 5194104, 6492630, 8656840, 12985260, 25970520]

約数ペア:

[(1, 25970520), (2, 12985260), (3, 8656840), (4, 6492630), (5, 5194104), (6, 4328420), (8, 3246315), (10, 2597052), (12, 2164210), (15, 1731368), (20, 1298526), (24, 1082105), (30, 865684), (40, 649263), (60, 432842), (120, 216421)]