3207160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:256

約数の個数: 64

約数和(自身を含む): 8125920

約数和(自身を除く): 4918760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 37, 40, 44, 55, 74, 88, 110, 148, 185, 197, 220, 296, 370, 394, 407, 440, 740, 788, 814, 985, 1480, 1576, 1628, 1970, 2035, 2167, 3256, 3940, 4070, 4334, 7289, 7880, 8140, 8668, 10835, 14578, 16280, 17336, 21670, 29156, 36445, 43340, 58312, 72890, 80179, 86680, 145780, 160358, 291560, 320716, 400895, 641432, 801790, 1603580, 3207160]

約数ペア:

[(1, 3207160), (2, 1603580), (4, 801790), (5, 641432), (8, 400895), (10, 320716), (11, 291560), (20, 160358), (22, 145780), (37, 86680), (40, 80179), (44, 72890), (55, 58312), (74, 43340), (88, 36445), (110, 29156), (148, 21670), (185, 17336), (197, 16280), (220, 14578), (296, 10835), (370, 8668), (394, 8140), (407, 7880), (440, 7289), (740, 4334), (788, 4070), (814, 3940), (985, 3256), (1480, 2167), (1576, 2035), (1628, 1970)]