13116040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{337}}^1$

素因数の和:494

約数の個数: 64

約数和(自身を含む): 34070400

約数和(自身を除く): 20954360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 139, 140, 278, 280, 337, 556, 674, 695, 973, 1112, 1348, 1390, 1685, 1946, 2359, 2696, 2780, 3370, 3892, 4718, 4865, 5560, 6740, 7784, 9436, 9730, 11795, 13480, 18872, 19460, 23590, 38920, 46843, 47180, 93686, 94360, 187372, 234215, 327901, 374744, 468430, 655802, 936860, 1311604, 1639505, 1873720, 2623208, 3279010, 6558020, 13116040]

約数ペア:

[(1, 13116040), (2, 6558020), (4, 3279010), (5, 2623208), (7, 1873720), (8, 1639505), (10, 1311604), (14, 936860), (20, 655802), (28, 468430), (35, 374744), (40, 327901), (56, 234215), (70, 187372), (139, 94360), (140, 93686), (278, 47180), (280, 46843), (337, 38920), (556, 23590), (674, 19460), (695, 18872), (973, 13480), (1112, 11795), (1348, 9730), (1390, 9436), (1685, 7784), (1946, 6740), (2359, 5560), (2696, 4865), (2780, 4718), (3370, 3892)]