28054880

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{677}}^1$

素因数の和:736

約数の個数: 96

約数和(自身を含む): 77910336

約数和(自身を除く): 49855456

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 56, 70, 74, 80, 112, 140, 148, 160, 185, 224, 259, 280, 296, 370, 518, 560, 592, 677, 740, 1036, 1120, 1184, 1295, 1354, 1480, 2072, 2590, 2708, 2960, 3385, 4144, 4739, 5180, 5416, 5920, 6770, 8288, 9478, 10360, 10832, 13540, 18956, 20720, 21664, 23695, 25049, 27080, 37912, 41440, 47390, 50098, 54160, 75824, 94780, 100196, 108320, 125245, 151648, 175343, 189560, 200392, 250490, 350686, 379120, 400784, 500980, 701372, 758240, 801568, 876715, 1001960, 1402744, 1753430, 2003920, 2805488, 3506860, 4007840, 5610976, 7013720, 14027440, 28054880]

約数ペア:

[(1, 28054880), (2, 14027440), (4, 7013720), (5, 5610976), (7, 4007840), (8, 3506860), (10, 2805488), (14, 2003920), (16, 1753430), (20, 1402744), (28, 1001960), (32, 876715), (35, 801568), (37, 758240), (40, 701372), (56, 500980), (70, 400784), (74, 379120), (80, 350686), (112, 250490), (140, 200392), (148, 189560), (160, 175343), (185, 151648), (224, 125245), (259, 108320), (280, 100196), (296, 94780), (370, 75824), (518, 54160), (560, 50098), (592, 47390), (677, 41440), (740, 37912), (1036, 27080), (1120, 25049), (1184, 23695), (1295, 21664), (1354, 20720), (1480, 18956), (2072, 13540), (2590, 10832), (2708, 10360), (2960, 9478), (3385, 8288), (4144, 6770), (4739, 5920), (5180, 5416)]