443729020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{18979}}^1$

素因数の和:19162

約数の個数: 48

約数和(自身を含む): 1071383040

約数和(自身を除く): 627654020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 167, 334, 668, 835, 1169, 1670, 2338, 3340, 4676, 5845, 11690, 18979, 23380, 37958, 75916, 94895, 132853, 189790, 265706, 379580, 531412, 664265, 1328530, 2657060, 3169493, 6338986, 12677972, 15847465, 22186451, 31694930, 44372902, 63389860, 88745804, 110932255, 221864510, 443729020]

約数ペア:

[(1, 443729020), (2, 221864510), (4, 110932255), (5, 88745804), (7, 63389860), (10, 44372902), (14, 31694930), (20, 22186451), (28, 15847465), (35, 12677972), (70, 6338986), (140, 3169493), (167, 2657060), (334, 1328530), (668, 664265), (835, 531412), (1169, 379580), (1670, 265706), (2338, 189790), (3340, 132853), (4676, 94895), (5845, 75916), (11690, 37958), (18979, 23380)]