56143780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{36457}}^1$

素因数の和:36484

約数の個数: 48

約数和(自身を含む): 146998656

約数和(自身を除く): 90854876

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 36457, 72914, 145828, 182285, 255199, 364570, 401027, 510398, 729140, 802054, 1020796, 1275995, 1604108, 2005135, 2551990, 2807189, 4010270, 5103980, 5614378, 8020540, 11228756, 14035945, 28071890, 56143780]

約数ペア:

[(1, 56143780), (2, 28071890), (4, 14035945), (5, 11228756), (7, 8020540), (10, 5614378), (11, 5103980), (14, 4010270), (20, 2807189), (22, 2551990), (28, 2005135), (35, 1604108), (44, 1275995), (55, 1020796), (70, 802054), (77, 729140), (110, 510398), (140, 401027), (154, 364570), (220, 255199), (308, 182285), (385, 145828), (770, 72914), (1540, 36457)]