20164322720

素因数分解:

$2^5\times 5^1\times {\mathrm{6133}}^1\times {\mathrm{20549}}^1$

素因数の和:26697

約数の個数: 48

約数和(自身を含む): 47648298600

約数和(自身を除く): 27483975880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 6133, 12266, 20549, 24532, 30665, 41098, 49064, 61330, 82196, 98128, 102745, 122660, 164392, 196256, 205490, 245320, 328784, 410980, 490640, 657568, 821960, 981280, 1643920, 3287840, 126027017, 252054034, 504108068, 630135085, 1008216136, 1260270170, 2016432272, 2520540340, 4032864544, 5041080680, 10082161360, 20164322720]

約数ペア:

[(1, 20164322720), (2, 10082161360), (4, 5041080680), (5, 4032864544), (8, 2520540340), (10, 2016432272), (16, 1260270170), (20, 1008216136), (32, 630135085), (40, 504108068), (80, 252054034), (160, 126027017), (6133, 3287840), (12266, 1643920), (20549, 981280), (24532, 821960), (30665, 657568), (41098, 490640), (49064, 410980), (61330, 328784), (82196, 245320), (98128, 205490), (102745, 196256), (122660, 164392)]