7042640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1$

素因数の和:228

約数の個数: 80

約数和(自身を含む): 18320256

約数和(自身を除く): 11277616

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 53, 55, 80, 88, 106, 110, 151, 176, 212, 220, 265, 302, 424, 440, 530, 583, 604, 755, 848, 880, 1060, 1166, 1208, 1510, 1661, 2120, 2332, 2416, 2915, 3020, 3322, 4240, 4664, 5830, 6040, 6644, 8003, 8305, 9328, 11660, 12080, 13288, 16006, 16610, 23320, 26576, 32012, 33220, 40015, 46640, 64024, 66440, 80030, 88033, 128048, 132880, 160060, 176066, 320120, 352132, 440165, 640240, 704264, 880330, 1408528, 1760660, 3521320, 7042640]

約数ペア:

[(1, 7042640), (2, 3521320), (4, 1760660), (5, 1408528), (8, 880330), (10, 704264), (11, 640240), (16, 440165), (20, 352132), (22, 320120), (40, 176066), (44, 160060), (53, 132880), (55, 128048), (80, 88033), (88, 80030), (106, 66440), (110, 64024), (151, 46640), (176, 40015), (212, 33220), (220, 32012), (265, 26576), (302, 23320), (424, 16610), (440, 16006), (530, 13288), (583, 12080), (604, 11660), (755, 9328), (848, 8305), (880, 8003), (1060, 6644), (1166, 6040), (1208, 5830), (1510, 4664), (1661, 4240), (2120, 3322), (2332, 3020), (2416, 2915)]