394719080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{701}}^1\times {\mathrm{2011}}^1$

素因数の和:2730

約数の個数: 64

約数和(自身を含む): 1016945280

約数和(自身を除く): 622226200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 701, 1402, 2011, 2804, 3505, 4022, 4907, 5608, 7010, 8044, 9814, 10055, 14020, 14077, 16088, 19628, 20110, 24535, 28040, 28154, 39256, 40220, 49070, 56308, 70385, 80440, 98140, 112616, 140770, 196280, 281540, 563080, 1409711, 2819422, 5638844, 7048555, 9867977, 11277688, 14097110, 19735954, 28194220, 39471908, 49339885, 56388440, 78943816, 98679770, 197359540, 394719080]

約数ペア:

[(1, 394719080), (2, 197359540), (4, 98679770), (5, 78943816), (7, 56388440), (8, 49339885), (10, 39471908), (14, 28194220), (20, 19735954), (28, 14097110), (35, 11277688), (40, 9867977), (56, 7048555), (70, 5638844), (140, 2819422), (280, 1409711), (701, 563080), (1402, 281540), (2011, 196280), (2804, 140770), (3505, 112616), (4022, 98140), (4907, 80440), (5608, 70385), (7010, 56308), (8044, 49070), (9814, 40220), (10055, 39256), (14020, 28154), (14077, 28040), (16088, 24535), (19628, 20110)]