544400

素因数分解:

$2^4\times 5^2\times {\mathrm{1361}}^1$

素因数の和:1379

約数の個数: 30

約数和(自身を含む): 1308882

約数和(自身を除く): 764482

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 1361, 2722, 5444, 6805, 10888, 13610, 21776, 27220, 34025, 54440, 68050, 108880, 136100, 272200, 544400]

約数ペア:

[(1, 544400), (2, 272200), (4, 136100), (5, 108880), (8, 68050), (10, 54440), (16, 34025), (20, 27220), (25, 21776), (40, 13610), (50, 10888), (80, 6805), (100, 5444), (200, 2722), (400, 1361)]