12748020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{212467}}^1$

素因数の和:212479

約数の個数: 24

約数和(自身を含む): 35694624

約数和(自身を除く): 22946604

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 212467, 424934, 637401, 849868, 1062335, 1274802, 2124670, 2549604, 3187005, 4249340, 6374010, 12748020]

約数ペア:

[(1, 12748020), (2, 6374010), (3, 4249340), (4, 3187005), (5, 2549604), (6, 2124670), (10, 1274802), (12, 1062335), (15, 849868), (20, 637401), (30, 424934), (60, 212467)]