411080

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1$

素因数の和:293

約数の個数: 32

約数和(自身を含む): 950400

約数和(自身を除く): 539320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 239, 344, 430, 478, 860, 956, 1195, 1720, 1912, 2390, 4780, 9560, 10277, 20554, 41108, 51385, 82216, 102770, 205540, 411080]

約数ペア:

[(1, 411080), (2, 205540), (4, 102770), (5, 82216), (8, 51385), (10, 41108), (20, 20554), (40, 10277), (43, 9560), (86, 4780), (172, 2390), (215, 1912), (239, 1720), (344, 1195), (430, 956), (478, 860)]