1330222000

素因数分解:

$2^4\times 5^3\times {\mathrm{665111}}^1$

素因数の和:665134

約数の個数: 40

約数和(自身を含む): 3216481632

約数和(自身を除く): 1886259632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 665111, 1330222, 2660444, 3325555, 5320888, 6651110, 10641776, 13302220, 16627775, 26604440, 33255550, 53208880, 66511100, 83138875, 133022200, 166277750, 266044400, 332555500, 665111000, 1330222000]

約数ペア:

[(1, 1330222000), (2, 665111000), (4, 332555500), (5, 266044400), (8, 166277750), (10, 133022200), (16, 83138875), (20, 66511100), (25, 53208880), (40, 33255550), (50, 26604440), (80, 16627775), (100, 13302220), (125, 10641776), (200, 6651110), (250, 5320888), (400, 3325555), (500, 2660444), (1000, 1330222), (2000, 665111)]