1541480

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{433}}^1$

素因数の和:533

約数の個数: 32

約数和(自身を含む): 3515400

約数和(自身を除く): 1973920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 433, 445, 712, 866, 890, 1732, 1780, 2165, 3464, 3560, 4330, 8660, 17320, 38537, 77074, 154148, 192685, 308296, 385370, 770740, 1541480]

約数ペア:

[(1, 1541480), (2, 770740), (4, 385370), (5, 308296), (8, 192685), (10, 154148), (20, 77074), (40, 38537), (89, 17320), (178, 8660), (356, 4330), (433, 3560), (445, 3464), (712, 2165), (866, 1780), (890, 1732)]