8410180

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1$

素因数の和:468

約数の個数: 48

約数和(自身を含む): 18869760

約数和(自身を除く): 10459580

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 47, 92, 94, 115, 188, 230, 235, 389, 460, 470, 778, 940, 1081, 1556, 1945, 2162, 3890, 4324, 5405, 7780, 8947, 10810, 17894, 18283, 21620, 35788, 36566, 44735, 73132, 89470, 91415, 178940, 182830, 365660, 420509, 841018, 1682036, 2102545, 4205090, 8410180]

約数ペア:

[(1, 8410180), (2, 4205090), (4, 2102545), (5, 1682036), (10, 841018), (20, 420509), (23, 365660), (46, 182830), (47, 178940), (92, 91415), (94, 89470), (115, 73132), (188, 44735), (230, 36566), (235, 35788), (389, 21620), (460, 18283), (470, 17894), (778, 10810), (940, 8947), (1081, 7780), (1556, 5405), (1945, 4324), (2162, 3890)]