15380260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109859}}^1$

素因数の和:109875

約数の個数: 24

約数和(自身を含む): 36912960

約数和(自身を除く): 21532700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 109859, 219718, 439436, 549295, 769013, 1098590, 1538026, 2197180, 3076052, 3845065, 7690130, 15380260]

約数ペア:

[(1, 15380260), (2, 7690130), (4, 3845065), (5, 3076052), (7, 2197180), (10, 1538026), (14, 1098590), (20, 769013), (28, 549295), (35, 439436), (70, 219718), (140, 109859)]