11984840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1861}}^1$

素因数の和:1902

約数の個数: 64

約数和(自身を含む): 32175360

約数和(自身を除く): 20190520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 1861, 3220, 3722, 6440, 7444, 9305, 13027, 14888, 18610, 26054, 37220, 42803, 52108, 65135, 74440, 85606, 104216, 130270, 171212, 214015, 260540, 299621, 342424, 428030, 521080, 599242, 856060, 1198484, 1498105, 1712120, 2396968, 2996210, 5992420, 11984840]

約数ペア:

[(1, 11984840), (2, 5992420), (4, 2996210), (5, 2396968), (7, 1712120), (8, 1498105), (10, 1198484), (14, 856060), (20, 599242), (23, 521080), (28, 428030), (35, 342424), (40, 299621), (46, 260540), (56, 214015), (70, 171212), (92, 130270), (115, 104216), (140, 85606), (161, 74440), (184, 65135), (230, 52108), (280, 42803), (322, 37220), (460, 26054), (644, 18610), (805, 14888), (920, 13027), (1288, 9305), (1610, 7444), (1861, 6440), (3220, 3722)]