40679650

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1999}}^1$

素因数の和:2059

約数の個数: 48

約数和(自身を含む): 84816000

約数和(自身を除く): 44136350

約数列:

[1, 2, 5, 10, 11, 22, 25, 37, 50, 55, 74, 110, 185, 275, 370, 407, 550, 814, 925, 1850, 1999, 2035, 3998, 4070, 9995, 10175, 19990, 20350, 21989, 43978, 49975, 73963, 99950, 109945, 147926, 219890, 369815, 549725, 739630, 813593, 1099450, 1627186, 1849075, 3698150, 4067965, 8135930, 20339825, 40679650]

約数ペア:

[(1, 40679650), (2, 20339825), (5, 8135930), (10, 4067965), (11, 3698150), (22, 1849075), (25, 1627186), (37, 1099450), (50, 813593), (55, 739630), (74, 549725), (110, 369815), (185, 219890), (275, 147926), (370, 109945), (407, 99950), (550, 73963), (814, 49975), (925, 43978), (1850, 21989), (1999, 20350), (2035, 19990), (3998, 10175), (4070, 9995)]