1686823780

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1\times {\mathrm{6389}}^1$

素因数の和:6748

約数の個数: 48

約数和(自身を含む): 3637085760

約数和(自身を除く): 1950261980

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 307, 430, 614, 860, 1228, 1535, 3070, 6140, 6389, 12778, 13201, 25556, 26402, 31945, 52804, 63890, 66005, 127780, 132010, 264020, 274727, 549454, 1098908, 1373635, 1961423, 2747270, 3922846, 5494540, 7845692, 9807115, 19614230, 39228460, 84341189, 168682378, 337364756, 421705945, 843411890, 1686823780]

約数ペア:

[(1, 1686823780), (2, 843411890), (4, 421705945), (5, 337364756), (10, 168682378), (20, 84341189), (43, 39228460), (86, 19614230), (172, 9807115), (215, 7845692), (307, 5494540), (430, 3922846), (614, 2747270), (860, 1961423), (1228, 1373635), (1535, 1098908), (3070, 549454), (6140, 274727), (6389, 264020), (12778, 132010), (13201, 127780), (25556, 66005), (26402, 63890), (31945, 52804)]