13991180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^2\times {\mathrm{73}}^1$

素因数の和:163

約数の個数: 72

約数和(自身を含む): 34983648

約数和(自身を除く): 20992468

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 73, 74, 140, 146, 148, 185, 259, 292, 365, 370, 511, 518, 730, 740, 1022, 1036, 1295, 1369, 1460, 2044, 2555, 2590, 2701, 2738, 5110, 5180, 5402, 5476, 6845, 9583, 10220, 10804, 13505, 13690, 18907, 19166, 27010, 27380, 37814, 38332, 47915, 54020, 75628, 94535, 95830, 99937, 189070, 191660, 199874, 378140, 399748, 499685, 699559, 999370, 1399118, 1998740, 2798236, 3497795, 6995590, 13991180]

約数ペア:

[(1, 13991180), (2, 6995590), (4, 3497795), (5, 2798236), (7, 1998740), (10, 1399118), (14, 999370), (20, 699559), (28, 499685), (35, 399748), (37, 378140), (70, 199874), (73, 191660), (74, 189070), (140, 99937), (146, 95830), (148, 94535), (185, 75628), (259, 54020), (292, 47915), (365, 38332), (370, 37814), (511, 27380), (518, 27010), (730, 19166), (740, 18907), (1022, 13690), (1036, 13505), (1295, 10804), (1369, 10220), (1460, 9583), (2044, 6845), (2555, 5476), (2590, 5402), (2701, 5180), (2738, 5110)]