1069780

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{601}}^1$

素因数の和:699

約数の個数: 24

約数和(自身を含む): 2275560

約数和(自身を除く): 1205780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 601, 890, 1202, 1780, 2404, 3005, 6010, 12020, 53489, 106978, 213956, 267445, 534890, 1069780]

約数ペア:

[(1, 1069780), (2, 534890), (4, 267445), (5, 213956), (10, 106978), (20, 53489), (89, 12020), (178, 6010), (356, 3005), (445, 2404), (601, 1780), (890, 1202)]