3162880

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{353}}^1$

素因数の和:381

約数の個数: 72

約数和(自身を含む): 8682912

約数和(自身を除く): 5520032

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, 353, 448, 560, 640, 706, 896, 1120, 1280, 1412, 1765, 1792, 2240, 2471, 2824, 3530, 4480, 4942, 5648, 7060, 8960, 9884, 11296, 12355, 14120, 19768, 22592, 24710, 28240, 39536, 45184, 49420, 56480, 79072, 90368, 98840, 112960, 158144, 197680, 225920, 316288, 395360, 451840, 632576, 790720, 1581440, 3162880]

約数ペア:

[(1, 3162880), (2, 1581440), (4, 790720), (5, 632576), (7, 451840), (8, 395360), (10, 316288), (14, 225920), (16, 197680), (20, 158144), (28, 112960), (32, 98840), (35, 90368), (40, 79072), (56, 56480), (64, 49420), (70, 45184), (80, 39536), (112, 28240), (128, 24710), (140, 22592), (160, 19768), (224, 14120), (256, 12355), (280, 11296), (320, 9884), (353, 8960), (448, 7060), (560, 5648), (640, 4942), (706, 4480), (896, 3530), (1120, 2824), (1280, 2471), (1412, 2240), (1765, 1792)]