2065131440

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{13931}}^1$

素因数の和:14070

約数の個数: 80

約数和(自身を含む): 5130876960

約数和(自身を除く): 3065745520

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 109, 136, 170, 218, 272, 340, 436, 545, 680, 872, 1090, 1360, 1744, 1853, 2180, 3706, 4360, 7412, 8720, 9265, 13931, 14824, 18530, 27862, 29648, 37060, 55724, 69655, 74120, 111448, 139310, 148240, 222896, 236827, 278620, 473654, 557240, 947308, 1114480, 1184135, 1518479, 1894616, 2368270, 3036958, 3789232, 4736540, 6073916, 7592395, 9473080, 12147832, 15184790, 18946160, 24295664, 25814143, 30369580, 51628286, 60739160, 103256572, 121478320, 129070715, 206513144, 258141430, 413026288, 516282860, 1032565720, 2065131440]

約数ペア:

[(1, 2065131440), (2, 1032565720), (4, 516282860), (5, 413026288), (8, 258141430), (10, 206513144), (16, 129070715), (17, 121478320), (20, 103256572), (34, 60739160), (40, 51628286), (68, 30369580), (80, 25814143), (85, 24295664), (109, 18946160), (136, 15184790), (170, 12147832), (218, 9473080), (272, 7592395), (340, 6073916), (436, 4736540), (545, 3789232), (680, 3036958), (872, 2368270), (1090, 1894616), (1360, 1518479), (1744, 1184135), (1853, 1114480), (2180, 947308), (3706, 557240), (4360, 473654), (7412, 278620), (8720, 236827), (9265, 222896), (13931, 148240), (14824, 139310), (18530, 111448), (27862, 74120), (29648, 69655), (37060, 55724)]