214193320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{11321}}^1$

素因数の和:11386

約数の個数: 64

約数和(自身を含む): 538021440

約数和(自身を除く): 323828120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 43, 44, 55, 86, 88, 110, 172, 215, 220, 344, 430, 440, 473, 860, 946, 1720, 1892, 2365, 3784, 4730, 9460, 11321, 18920, 22642, 45284, 56605, 90568, 113210, 124531, 226420, 249062, 452840, 486803, 498124, 622655, 973606, 996248, 1245310, 1947212, 2434015, 2490620, 3894424, 4868030, 4981240, 5354833, 9736060, 10709666, 19472120, 21419332, 26774165, 42838664, 53548330, 107096660, 214193320]

約数ペア:

[(1, 214193320), (2, 107096660), (4, 53548330), (5, 42838664), (8, 26774165), (10, 21419332), (11, 19472120), (20, 10709666), (22, 9736060), (40, 5354833), (43, 4981240), (44, 4868030), (55, 3894424), (86, 2490620), (88, 2434015), (110, 1947212), (172, 1245310), (215, 996248), (220, 973606), (344, 622655), (430, 498124), (440, 486803), (473, 452840), (860, 249062), (946, 226420), (1720, 124531), (1892, 113210), (2365, 90568), (3784, 56605), (4730, 45284), (9460, 22642), (11321, 18920)]