2051244440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{829}}^1\times {\mathrm{8837}}^1$

素因数の和:9684

約数の個数: 64

約数和(自身を含む): 5281588800

約数和(自身を除く): 3230344360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 829, 1658, 3316, 4145, 5803, 6632, 8290, 8837, 11606, 16580, 17674, 23212, 29015, 33160, 35348, 44185, 46424, 58030, 61859, 70696, 88370, 116060, 123718, 176740, 232120, 247436, 309295, 353480, 494872, 618590, 1237180, 2474360, 7325873, 14651746, 29303492, 36629365, 51281111, 58606984, 73258730, 102562222, 146517460, 205124444, 256405555, 293034920, 410248888, 512811110, 1025622220, 2051244440]

約数ペア:

[(1, 2051244440), (2, 1025622220), (4, 512811110), (5, 410248888), (7, 293034920), (8, 256405555), (10, 205124444), (14, 146517460), (20, 102562222), (28, 73258730), (35, 58606984), (40, 51281111), (56, 36629365), (70, 29303492), (140, 14651746), (280, 7325873), (829, 2474360), (1658, 1237180), (3316, 618590), (4145, 494872), (5803, 353480), (6632, 309295), (8290, 247436), (8837, 232120), (11606, 176740), (16580, 123718), (17674, 116060), (23212, 88370), (29015, 70696), (33160, 61859), (35348, 58030), (44185, 46424)]