240780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{4013}}^1$

素因数の和:4025

約数の個数: 24

約数和(自身を含む): 674352

約数和(自身を除く): 433572

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 4013, 8026, 12039, 16052, 20065, 24078, 40130, 48156, 60195, 80260, 120390, 240780]

約数ペア:

[(1, 240780), (2, 120390), (3, 80260), (4, 60195), (5, 48156), (6, 40130), (10, 24078), (12, 20065), (15, 16052), (20, 12039), (30, 8026), (60, 4013)]