9005780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{64327}}^1$

素因数の和:64343

約数の個数: 24

約数和(自身を含む): 21614208

約数和(自身を除く): 12608428

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 64327, 128654, 257308, 321635, 450289, 643270, 900578, 1286540, 1801156, 2251445, 4502890, 9005780]

約数ペア:

[(1, 9005780), (2, 4502890), (4, 2251445), (5, 1801156), (7, 1286540), (10, 900578), (14, 643270), (20, 450289), (28, 321635), (35, 257308), (70, 128654), (140, 64327)]