13551020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2251}}^1$

素因数の和:2310

約数の個数: 48

約数和(自身を含む): 33293568

約数和(自身を除く): 19742548

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 2251, 3010, 4502, 6020, 9004, 11255, 15757, 22510, 31514, 45020, 63028, 78785, 96793, 157570, 193586, 315140, 387172, 483965, 677551, 967930, 1355102, 1935860, 2710204, 3387755, 6775510, 13551020]

約数ペア:

[(1, 13551020), (2, 6775510), (4, 3387755), (5, 2710204), (7, 1935860), (10, 1355102), (14, 967930), (20, 677551), (28, 483965), (35, 387172), (43, 315140), (70, 193586), (86, 157570), (140, 96793), (172, 78785), (215, 63028), (301, 45020), (430, 31514), (602, 22510), (860, 15757), (1204, 11255), (1505, 9004), (2251, 6020), (3010, 4502)]