3240080

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{401}}^1$

素因数の和:515

約数の個数: 40

約数和(自身を含む): 7626744

約数和(自身を除く): 4386664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 401, 404, 505, 802, 808, 1010, 1604, 1616, 2005, 2020, 3208, 4010, 4040, 6416, 8020, 8080, 16040, 32080, 40501, 81002, 162004, 202505, 324008, 405010, 648016, 810020, 1620040, 3240080]

約数ペア:

[(1, 3240080), (2, 1620040), (4, 810020), (5, 648016), (8, 405010), (10, 324008), (16, 202505), (20, 162004), (40, 81002), (80, 40501), (101, 32080), (202, 16040), (401, 8080), (404, 8020), (505, 6416), (802, 4040), (808, 4010), (1010, 3208), (1604, 2020), (1616, 2005)]