27566440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:143

約数の個数: 128

約数和(自身を含む): 72990720

約数和(自身を除く): 45424280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 43, 44, 47, 55, 62, 86, 88, 94, 110, 124, 155, 172, 188, 215, 220, 235, 248, 310, 341, 344, 376, 430, 440, 470, 473, 517, 620, 682, 860, 940, 946, 1034, 1240, 1333, 1364, 1457, 1705, 1720, 1880, 1892, 2021, 2068, 2365, 2585, 2666, 2728, 2914, 3410, 3784, 4042, 4136, 4730, 5170, 5332, 5828, 6665, 6820, 7285, 8084, 9460, 10105, 10340, 10664, 11656, 13330, 13640, 14570, 14663, 16027, 16168, 18920, 20210, 20680, 22231, 26660, 29140, 29326, 32054, 40420, 44462, 53320, 58280, 58652, 62651, 64108, 73315, 80135, 80840, 88924, 111155, 117304, 125302, 128216, 146630, 160270, 177848, 222310, 250604, 293260, 313255, 320540, 444620, 501208, 586520, 626510, 641080, 689161, 889240, 1253020, 1378322, 2506040, 2756644, 3445805, 5513288, 6891610, 13783220, 27566440]

約数ペア:

[(1, 27566440), (2, 13783220), (4, 6891610), (5, 5513288), (8, 3445805), (10, 2756644), (11, 2506040), (20, 1378322), (22, 1253020), (31, 889240), (40, 689161), (43, 641080), (44, 626510), (47, 586520), (55, 501208), (62, 444620), (86, 320540), (88, 313255), (94, 293260), (110, 250604), (124, 222310), (155, 177848), (172, 160270), (188, 146630), (215, 128216), (220, 125302), (235, 117304), (248, 111155), (310, 88924), (341, 80840), (344, 80135), (376, 73315), (430, 64108), (440, 62651), (470, 58652), (473, 58280), (517, 53320), (620, 44462), (682, 40420), (860, 32054), (940, 29326), (946, 29140), (1034, 26660), (1240, 22231), (1333, 20680), (1364, 20210), (1457, 18920), (1705, 16168), (1720, 16027), (1880, 14663), (1892, 14570), (2021, 13640), (2068, 13330), (2365, 11656), (2585, 10664), (2666, 10340), (2728, 10105), (2914, 9460), (3410, 8084), (3784, 7285), (4042, 6820), (4136, 6665), (4730, 5828), (5170, 5332)]