28340480

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{3163}}^1$

素因数の和:3191

約数の個数: 72

約数和(自身を含む): 77606592

約数和(自身を除く): 49266112

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 3163, 4480, 6326, 8960, 12652, 15815, 22141, 25304, 31630, 44282, 50608, 63260, 88564, 101216, 110705, 126520, 177128, 202432, 221410, 253040, 354256, 404864, 442820, 506080, 708512, 809728, 885640, 1012160, 1417024, 1771280, 2024320, 2834048, 3542560, 4048640, 5668096, 7085120, 14170240, 28340480]

約数ペア:

[(1, 28340480), (2, 14170240), (4, 7085120), (5, 5668096), (7, 4048640), (8, 3542560), (10, 2834048), (14, 2024320), (16, 1771280), (20, 1417024), (28, 1012160), (32, 885640), (35, 809728), (40, 708512), (56, 506080), (64, 442820), (70, 404864), (80, 354256), (112, 253040), (128, 221410), (140, 202432), (160, 177128), (224, 126520), (256, 110705), (280, 101216), (320, 88564), (448, 63260), (560, 50608), (640, 44282), (896, 31630), (1120, 25304), (1280, 22141), (1792, 15815), (2240, 12652), (3163, 8960), (4480, 6326)]