13756280

素因数分解:

$2^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{1427}}^1$

素因数の和:1679

約数の個数: 32

約数和(自身を含む): 31101840

約数和(自身を除く): 17345560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 241, 482, 964, 1205, 1427, 1928, 2410, 2854, 4820, 5708, 7135, 9640, 11416, 14270, 28540, 57080, 343907, 687814, 1375628, 1719535, 2751256, 3439070, 6878140, 13756280]

約数ペア:

[(1, 13756280), (2, 6878140), (4, 3439070), (5, 2751256), (8, 1719535), (10, 1375628), (20, 687814), (40, 343907), (241, 57080), (482, 28540), (964, 14270), (1205, 11416), (1427, 9640), (1928, 7135), (2410, 5708), (2854, 4820)]