550888960

素因数分解:

$2^9\times 5^1\times {\mathrm{215191}}^1$

素因数の和:215214

約数の個数: 40

約数和(自身を含む): 1320848496

約数和(自身を除く): 769959536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 215191, 430382, 860764, 1075955, 1721528, 2151910, 3443056, 4303820, 6886112, 8607640, 13772224, 17215280, 27544448, 34430560, 55088896, 68861120, 110177792, 137722240, 275444480, 550888960]

約数ペア:

[(1, 550888960), (2, 275444480), (4, 137722240), (5, 110177792), (8, 68861120), (10, 55088896), (16, 34430560), (20, 27544448), (32, 17215280), (40, 13772224), (64, 8607640), (80, 6886112), (128, 4303820), (160, 3443056), (256, 2151910), (320, 1721528), (512, 1075955), (640, 860764), (1280, 430382), (2560, 215191)]