454963390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1987}}^1\times {\mathrm{3271}}^1$

素因数の和:5272

約数の個数: 32

約数和(自身を含む): 936681984

約数和(自身を除く): 481718594

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1987, 3271, 3974, 6542, 9935, 13909, 16355, 19870, 22897, 27818, 32710, 45794, 69545, 114485, 139090, 228970, 6499477, 12998954, 32497385, 45496339, 64994770, 90992678, 227481695, 454963390]

約数ペア:

[(1, 454963390), (2, 227481695), (5, 90992678), (7, 64994770), (10, 45496339), (14, 32497385), (35, 12998954), (70, 6499477), (1987, 228970), (3271, 139090), (3974, 114485), (6542, 69545), (9935, 45794), (13909, 32710), (16355, 27818), (19870, 22897)]