54295720

素因数分解:

$2^3\times 5^1\times {\mathrm{563}}^1\times {\mathrm{2411}}^1$

素因数の和:2985

約数の個数: 32

約数和(自身を含む): 122433120

約数和(自身を除く): 68137400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 563, 1126, 2252, 2411, 2815, 4504, 4822, 5630, 9644, 11260, 12055, 19288, 22520, 24110, 48220, 96440, 1357393, 2714786, 5429572, 6786965, 10859144, 13573930, 27147860, 54295720]

約数ペア:

[(1, 54295720), (2, 27147860), (4, 13573930), (5, 10859144), (8, 6786965), (10, 5429572), (20, 2714786), (40, 1357393), (563, 96440), (1126, 48220), (2252, 24110), (2411, 22520), (2815, 19288), (4504, 12055), (4822, 11260), (5630, 9644)]