16772840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1619}}^1$

素因数の和:1674

約数の個数: 64

約数和(自身を含む): 44323200

約数和(自身を除く): 27550360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 740, 1036, 1295, 1480, 1619, 2072, 2590, 3238, 5180, 6476, 8095, 10360, 11333, 12952, 16190, 22666, 32380, 45332, 56665, 59903, 64760, 90664, 113330, 119806, 226660, 239612, 299515, 419321, 453320, 479224, 599030, 838642, 1198060, 1677284, 2096605, 2396120, 3354568, 4193210, 8386420, 16772840]

約数ペア:

[(1, 16772840), (2, 8386420), (4, 4193210), (5, 3354568), (7, 2396120), (8, 2096605), (10, 1677284), (14, 1198060), (20, 838642), (28, 599030), (35, 479224), (37, 453320), (40, 419321), (56, 299515), (70, 239612), (74, 226660), (140, 119806), (148, 113330), (185, 90664), (259, 64760), (280, 59903), (296, 56665), (370, 45332), (518, 32380), (740, 22666), (1036, 16190), (1295, 12952), (1480, 11333), (1619, 10360), (2072, 8095), (2590, 6476), (3238, 5180)]