28374880

素因数分解:

$2^5\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1627}}^1$

素因数の和:1751

約数の個数: 48

約数和(自身を含む): 67692240

約数和(自身を除く): 39317360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 109, 160, 218, 436, 545, 872, 1090, 1627, 1744, 2180, 3254, 3488, 4360, 6508, 8135, 8720, 13016, 16270, 17440, 26032, 32540, 52064, 65080, 130160, 177343, 260320, 354686, 709372, 886715, 1418744, 1773430, 2837488, 3546860, 5674976, 7093720, 14187440, 28374880]

約数ペア:

[(1, 28374880), (2, 14187440), (4, 7093720), (5, 5674976), (8, 3546860), (10, 2837488), (16, 1773430), (20, 1418744), (32, 886715), (40, 709372), (80, 354686), (109, 260320), (160, 177343), (218, 130160), (436, 65080), (545, 52064), (872, 32540), (1090, 26032), (1627, 17440), (1744, 16270), (2180, 13016), (3254, 8720), (3488, 8135), (4360, 6508)]