268805740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{51893}}^1$

素因数の和:51946

約数の個数: 48

約数和(自身を含む): 662582592

約数和(自身を除く): 393776852

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 5180, 51893, 103786, 207572, 259465, 363251, 518930, 726502, 1037860, 1453004, 1816255, 1920041, 3632510, 3840082, 7265020, 7680164, 9600205, 13440287, 19200410, 26880574, 38400820, 53761148, 67201435, 134402870, 268805740]

約数ペア:

[(1, 268805740), (2, 134402870), (4, 67201435), (5, 53761148), (7, 38400820), (10, 26880574), (14, 19200410), (20, 13440287), (28, 9600205), (35, 7680164), (37, 7265020), (70, 3840082), (74, 3632510), (140, 1920041), (148, 1816255), (185, 1453004), (259, 1037860), (370, 726502), (518, 518930), (740, 363251), (1036, 259465), (1295, 207572), (2590, 103786), (5180, 51893)]